source_code	source_text	display_level	selectable	sort_sequence
000000	All sources	0	T	1
10XXXX	Chemicals and hazardous materials--unspecified	2	T	4
111XXX	Explosives with mass explosion hazard	3	T	7
1122XX	Fireworks	4	T	20
112XXX	Sensitive explosives without mass explosion hazard	3	T	17
119XXX	Explosives--n.e.c.	3	T	29
11XXXX	Explosives	2	T	5
120XXX	Gases--unspecified	3	T	31
1211XX	Methane--except sewer gas	4	T	34
1212XX	Propane	4	T	35
1214XX	Carbon monoxide	4	T	37
1215XX	Hydrogen sulfide	4	T	38
1219XX	Flammable gas--n.e.c.	4	T	40
121XXX	Flammable Gases	3	T	32
1221XX	Ammonia, ammonium compounds	4	T	43
1222XX	Carbon dioxide	4	T	44
1224XX	Oxygen--elemental	4	T	46
122XXX	Non-Flammable, non-toxic gases	3	T	41
1230XX	Toxic or poisonous gases--unspecified	4	T	50
1231XX	Chlorine--elemental	4	T	51
123XXX	Toxic or poisonous gases	3	T	49
1280XX	Compound air contaminants--unspecified	4	T	60
1281XX	Tobacco smoke	4	T	61
1282XX	Welding and industrial fumes	4	T	62
1283XX	Other smoke, fire gases	4	T	63
1284XX	Sewer and waste gas	4	T	64
1287XX	Other poor indoor air quality	4	T	67
128XXX	Compound air contaminants	3	T	59
129XXX	Gases--n.e.c.	3	T	69
12XXXX	Gases	2	T	30
1310XX	Alcohols--except ingested--unspecified	4	T	73
1311XX	Antifreeze	4	T	74
1312XX	Ethanol, methanol, monohydric alcohols	4	T	75
1313XX	Polyhydric alcohols	4	T	76
1319XX	Alcohols--except ingested--n.e.c.	4	T	78
131XXX	Alcohols--except ingested	3	T	72
1321XX	Formaldehyde	4	T	81
1329XX	Aldehydes--n.e.c.	4	T	84
132XXX	Aldehydes	3	T	79
1330XX	Aromatics--unspecified	4	T	86
1335XX	Phenol	4	T	91
133XXX	Aromatics	3	T	85
1341XX	Acetone	4	T	97
134XXX	Ketones	3	T	95
1352XX	Petroleum-based fuels	4	T	106
135XXX	Petroleum and coal products	3	T	103
1360XX	Flammable solids--unspecified	4	T	113
136XXX	Flammable solids	3	T	112
13XXXX	Flammable and combustible liquids and solids	2	T	70
1410XX	Oxidizing substances and organic peroxides--unspecified	4	T	128
1412XX	Calcium hypochlorite	4	T	130
1418XX	Multiple oxidizing substances and organic peroxides	4	T	136
1419XX	Oxidizing substances and organic peroxides--n.e.c.	4	T	137
141XXX	Oxidizing substances and organic peroxides	3	T	127
1429XX	Toxic metallic substances--n.e.c.	4	T	145
142XXX	Toxic metallic substances	3	T	138
1431XX	Dichloromethane	4	T	148
1434XX	Other chlorine compounds	4	T	151
1435XX	Cyanide compounds	4	T	152
143XXX	Toxic non-metallic compounds	3	T	146
1450XX	Corrosive acids--unspecified	4	T	163
1451XX	Carboxylic acids, acetic acid	4	T	164
1453XX	Hydrofluoric acid	4	T	166
1454XX	Hydrochloric acid	4	T	167
1455XX	Nitric acid	4	T	168
1456XX	Sulfuric acid	4	T	169
1459XX	Corrosive acids--n.e.c.	4	T	171
145XXX	Corrosive acids	3	T	162
1460XX	Corrosive bases--unspecified	4	T	173
1461XX	Lye, alkali metal hydroxides	4	T	174
1463XX	Bleach, hypochlorites	4	T	176
1464XX	Lime, calcium oxide	4	T	177
1469XX	Corrosive bases--n.e.c.	4	T	179
146XXX	Corrosive bases	3	T	172
148XXX	Multiple nonflammable liquids and solids	3	T	180
14XXXX	Nonflammable Liquids and Solids	2	T	125
150XXX	Drugs, medications--unspecified	3	T	183
1512XX	Fentanyl, fentanyl analogues	4	T	187
151XXX	Opioids	3	T	184
1521XX	Cocaine	4	T	197
152XXX	CNS Stimulants	3	T	195
1531XX	Alcohol--ingested	4	T	204
153XXX	CNS Depressants--except opioids	3	T	202
156XXX	Cannabis, cannabinoids	3	T	222
1571XX	Vaccines	4	T	225
1572XX	Non-CNS medications--prescriptions	4	T	226
1573XX	Non-CNS medications--over-the-counter	4	T	227
157XXX	Non-central nervous system (CNS) medications and vaccines	3	T	223
159XXX	Drugs, medications--n.e.c.	3	T	237
15XXXX	Drugs, medications	2	T	182
160XXX	General chemical products--unspecified	3	T	239
1610XX	Pesticides and other agricultural chemicals--unspecified	4	T	241
1611XX	Fertilizers, plant food	4	T	242
1614XX	Herbicides	4	T	245
1615XX	Insecticides	4	T	246
161XXX	Pesticides and other agricultural chemicals	3	T	240
1620XX	Cleaning and polishing agents--unspecified	4	T	251
1621XX	Drain and oven cleaners	4	T	252
1622XX	Solvents and degreasers--except naphtha based	4	T	253
1623XX	Disinfectants, detergents, soap products	4	T	254
1624XX	Wax	4	T	255
1628XX	Multiple cleaning and polishing agents	4	T	256
1629XX	Cleaning and polishing agents--n.e.c.	4	T	257
162XXX	Cleaning and polishing agents	3	T	250
1630XX	Refrigerant and cryogenic substances--unspecified	4	T	259
1632XX	Liquid nitrogen	4	T	261
1633XX	Dry ice	4	T	262
1634XX	Hydrofluorocarbons	4	T	263
163XXX	Refrigerant and cryogenic substances	3	T	258
1641XX	Cosmetics, beauty products	4	T	267
1642XX	Lubricating fluids	4	T	268
1643XX	Aerosols and sprays	4	T	269
1644XX	Latex	4	T	270
1645XX	Inks and dyes	4	T	271
164XXX	Miscellaneous chemical products	3	T	266
169XXX	General chemical products--n.e.c.	3	T	273
16XXXX	General chemical products	2	T	238
18XXXX	Multiple chemicals and hazardous materials	2	T	274
19XXXX	Chemicals, hazardous materials--n.e.c.	2	T	275
1XXXXX	Chemicals and hazardous materials	1	T	3
20XXXX	Containers, furniture, fixtures--unspecified	2	T	277
210XXX	Containers--unspecified	3	T	279
2110XX	Nonpressurized containers--unspecified	4	T	281
2111XX	Bags, sacks	4	T	282
2112XX	Boxes, crates, cartons	4	T	283
2113XX	Buckets, baskets, pails	4	T	284
2114XX	Barrels, drums, cans--nonpressurized	4	T	285
2115XX	Tanks, bins, vats--except confined space	4	T	286
2116XX	Hoppers--except confined space	4	T	287
2117XX	Shipping containers	4	T	288
2119XX	Nonpressurized containers--n.e.c.	4	T	289
211XXX	Nonpressurized containers	3	T	280
2120XX	Pressurized containers--unspecified	4	T	291
2121XX	Boilers	4	T	292
2122XX	Hoses--except machine	4	T	293
2123XX	Propane tanks and cylinders	4	T	294
2124XX	Oxygen tanks and cylinders	4	T	295
2125XX	Pressurized kegs and cans	4	T	296
2129XX	Pressurized containers--n.e.c.	4	T	297
212XXX	Pressurized containers	3	T	290
2130XX	Wheeled containers, material moving equipment--unspecified	4	T	299
2131XX	Wheelbarrows	4	T	300
2132XX	Non-riding pallet jack	4	T	301
2133XX	Utility carts, hand trucks, dollies	4	T	302
2139XX	Wheeled containers, material moving equipment--n.e.c.	4	T	303
213XXX	Wheeled containers, material moving equipment	3	T	298
2140XX	Variable restraint containers--unspecified	4	T	305
2141XX	Bundles, bales	4	T	306
2142XX	Packages, parcels	4	T	307
2143XX	Reels, rolls, spools, coils	4	T	308
2149XX	Variable restraint containers--n.e.c.	4	T	309
214XXX	Variable restraint containers--variable restraint	3	T	304
2150XX	Dishes, small receptacles--unspecified	4	T	311
2151XX	Pots, pans, trays	4	T	312
2152XX	Bottles, jugs, flasks	4	T	313
2153XX	Cans, tins, jars	4	T	314
2159XX	Dishes, small receptacles--n.e.c.	4	T	315
215XXX	Dishes, small receptacles	3	T	310
2160XX	Luggage, handbags--unspecified	4	T	317
2161XX	Tote bags, shoulder bags	4	T	318
2162XX	Back packs	4	T	319
2163XX	Luggage, suitcases	4	T	320
2164XX	Utility and tool belts	4	T	321
2169XX	Luggage, handbags--n.e.c.	4	T	323
216XXX	Luggage, handbags	3	T	316
217XXX	Skids, pallets	3	T	324
218XXX	Multiple types of containers	3	T	325
219XXX	Containers--n.e.c.	3	T	326
21XXXX	Containers	2	T	278
220XXX	Furniture and fixtures--unspecified	3	T	328
2210XX	Cases, cabinets, racks, shelves--unspecified	4	T	330
2211XX	Cabinets, cases, dressers	4	T	331
2212XX	Shelves, shelving, racks	4	T	332
2213XX	Partitions	4	T	333
2214XX	Cages	4	T	334
2218XX	Multiple cases, cabinets, racks, shelves	4	T	335
2219XX	Cases, cabinets, racks, shelves--n.e.c.	4	T	336
221XXX	Cases, cabinets, racks, shelves	3	T	329
2220XX	Furniture--unspecified	4	T	338
2221XX	Beds, mattresses--except medical	4	T	339
2222XX	Chairs, single-person seating	4	T	340
2223XX	Sofas, multi-person seating	4	T	341
2224XX	Tables, desks, work surfaces	4	T	342
2228XX	Multiple types of furniture	4	T	343
2229XX	Furniture--n.e.c.	4	T	344
222XXX	Furniture	3	T	337
2230XX	Floor, wall, and window coverings--unspecified	4	T	346
2231XX	Movable floor coverings--not attached	4	T	347
2232XX	Window and wall coverings	4	T	348
2239XX	Floor, wall, and window coverings--n.e.c.	4	T	350
223XXX	Floor, wall, and window coverings	3	T	345
2240XX	Lighting equipment--unspecified	4	T	352
2241XX	Lamps, light fixtures	4	T	353
2242XX	Signs--electrical and lighted	4	T	354
2243XX	Light bulbs	4	T	355
2248XX	Multiple lighting fixtures and equipment	4	T	356
2249XX	Lighting equipment--n.e.c.	4	T	357
224XXX	Lighting fixtures and equipment	3	T	351
2250XX	Plumbing fixtures--unspecified	4	T	359
2251XX	Bathtubs, hot tubs, showers	4	T	360
2252XX	Sinks	4	T	361
2253XX	Toilets, urinals	4	T	362
2259XX	Plumbing fixtures--n.e.c.	4	T	364
225XXX	Plumbing fixtures	3	T	358
2260XX	Blackboards, bulletin boards, mirrors, signs--unspecified	4	T	366
2261XX	Blackboards, bulletin boards, mirrors, signs--mounted	4	T	367
2262XX	Blackboards, bulletin boards, mirrors, signs--nonmounted	4	T	368
226XXX	Blackboards, bulletin boards, mirrors, signs	3	T	365
229XXX	Furniture and fixtures--n.e.c.	3	T	369
22XXXX	Furniture and fixtures	2	T	327
29XXXX	Containers, furniture, fixtures--n.e.c.	2	T	370
2XXXXX	Containers, furniture, fixtures	1	T	276
30XXXX	Machinery--unspecified	2	T	372
310XXX	Agricultural and garden machinery--unspecified	3	T	374
3110XX	Harvesting and threshing machinery--unspecified	4	T	376
3114XX	Harvesting machinery--forage	4	T	380
3116XX	Harvesting machinery--specialty crop	4	T	381
3117XX	Balers, baggers	4	T	382
3119XX	Harvesting and threshing machinery--n.e.c.	4	T	383
311XXX	Harvesting and threshing machinery	3	T	375
3120XX	Mowing and brush removal machinery--unspecified	4	T	385
3121XX	Agricultural rotary mower, flail mower	4	T	386
3122XX	Lawn mower--riding	4	T	387
3123XX	Lawn mower--walk behind	4	T	388
3129XX	Mowing machinery--n.e.c.	4	T	389
312XXX	Mowing and brush removal machinery	3	T	384
3131XX	Plowing and tilling machinery	4	T	392
313XXX	Tillage, planting, and cultivating machinery	3	T	390
3141XX	Irrigation systems	4	T	397
3142XX	Spreaders, sprayers, application equipment	4	T	398
314XXX	Irrigation, chemical, and fertilizer application machinery	3	T	395
3151XX	Feed grinders, crushers, mixers--agricultural	4	T	402
315XXX	Grain, forage, feed processing and handling machinery	3	T	400
3162XX	Powered cattle gates	4	T	409
3163XX	Powered feeding equipment	4	T	410
3166XX	Animal slaughtering equipment	4	T	413
3169XX	Livestock-related machinery--n.e.c.	4	T	414
316XXX	Livestock-related machinery	3	T	406
319XXX	Other agricultural and garden machinery	3	T	415
31XXXX	Agricultural and garden machinery	2	T	373
320XXX	Construction, logging, and mining machinery--unspecified	3	T	417
3210XX	Heavy earth-moving machinery--unspecified	4	T	419
3211XX	Excavators	4	T	420
3212XX	Backhoes, trackhoes	4	T	421
3213XX	Bucket, front-end, and pay loaders	4	T	422
3214XX	Bulldozers	4	T	423
3215XX	Trenchers	4	T	424
3219XX	Heavy earth-moving machinery--n.e.c.	4	T	427
321XXX	Heavy earth-moving machinery	3	T	418
3221XX	Mini excavators	4	T	430
3222XX	Skid-steer loaders, mini loaders	4	T	431
322XXX	Light earth-moving machinery	3	T	428
3230XX	Logging and wood processing machinery--unspecified	4	T	434
3233XX	Skidders--cable and grapple	4	T	437
3234XX	Chippers	4	T	438
3235XX	Log processing machinery	4	T	439
3239XX	Logging and wood processing machinery--n.e.c.	4	T	441
323XXX	Logging and wood processing machinery	3	T	433
3240XX	Mining and tunneling machinery--unspecified	4	T	443
3242XX	Powered supports	4	T	445
3243XX	Compactors, crushers, pulverizers--earth, mineral	4	T	446
3244XX	Mineral sorters, separators, concentrators	4	T	447
3245XX	Tunneling machines	4	T	448
324XXX	Mining and tunneling machinery	3	T	442
3251XX	Drilling machines, drill apparatus	4	T	452
3253XX	Rotary system equipment	4	T	454
3254XX	Wellhead valves	4	T	455
3255XX	Drilling fluids systems	4	T	456
3256XX	Rig tongs, power tongs	4	T	457
3259XX	Drilling and extraction machinery--n.e.c.	4	T	459
325XXX	Drilling and extraction machinery	3	T	450
3261XX	Asphalt and concrete spreaders	4	T	462
3262XX	Concrete paving machines, pavers	4	T	463
3263XX	Rollers, compactors--construction	4	T	464
3264XX	Graders, scrapers--construction	4	T	465
3265XX	Milling machines, cold planers, and road profilers	4	T	466
3266XX	Material transfer machines--construction	4	T	467
3269XX	Road grading and surfacing machinery--n.e.c.	4	T	468
326XXX	Road grading and surfacing machinery	3	T	460
3291XX	Agitators, mixers--earth, mineral	4	T	470
3292XX	Pile drivers, tamping machinery	4	T	471
3299XX	Other construction, logging, and mining machinery--n.e.c.	4	T	472
329XXX	Other construction, logging, and mining machinery	3	T	469
32XXXX	Construction, logging, and mining machinery	2	T	416
330XXX	Heating, cooling, cleaning, and waste handling machinery--unspecified	3	T	474
3310XX	Cooling and humidifying machinery, appliances--unspecified	4	T	476
3311XX	Air conditioning units	4	T	477
3312XX	Fans, blowers--wall, floor, ceiling, ventilation	4	T	478
3313XX	Humidifiers, dehumidifiers, vaporizers	4	T	479
3314XX	Refrigerators, freezers, ice makers	4	T	480
3319XX	Cooling and humidifying machinery, appliances--n.e.c.	4	T	481
331XXX	Cooling and humidifying machinery, appliances	3	T	475
3320XX	Heating and cooking machinery, appliances--unspecified	4	T	483
3321XX	Beverage heating and percolating equipment, appliances	4	T	484
3322XX	Frying and pressurized cooking equipment, appliances	4	T	485
3323XX	Fabric pressers and ironing appliances	4	T	486
3324XX	Steaming equipment and appliances--except fabric presses	4	T	487
3325XX	Furnaces, heaters	4	T	488
3326XX	Cooking and food-warming machinery--except pressurized	4	T	489
3327XX	Kilns	4	T	490
3329XX	Heating and cooking machinery, appliances--n.e.c.	4	T	491
332XXX	Heating and cooking machinery, appliances	3	T	482
3330XX	Cleaning machinery, appliances--unspecified	4	T	493
3331XX	Car or vehicle washing machinery	4	T	494
3332XX	Clothes washers, dryers	4	T	495
3333XX	Dishwashers	4	T	496
3334XX	Floor and upholstery cleaners--except vacuums	4	T	497
3335XX	Industrial vacuums	4	T	498
3339XX	Cleaning machinery, appliances--n.e.c.	4	T	499
333XXX	Cleaning machinery, appliances	3	T	492
3340XX	Waste management machinery--unspecified	4	T	501
3341XX	Trash compactors, shredders	4	T	502
3342XX	Garbage disposals	4	T	503
3349XX	Waste management machinery--n.e.c.	4	T	506
334XXX	Waste management machinery	3	T	500
339XXX	Heating, cooling, cleaning, and waste handling machinery--n.e.c.	3	T	507
33XXXX	Heating, cooling, cleaning, and waste handling machinery	2	T	473
340XXX	Material and personnel handling machinery--unspecified	3	T	509
3410XX	Conveyors--unspecified	4	T	511
3411XX	Chutes	4	T	512
3412XX	Conveyors--belt, slot, chain	4	T	513
3413XX	Conveyors--bucket, cup, pan	4	T	514
3414XX	Conveyors--roller, wheel	4	T	515
3416XX	Conveyors--screw, auger	4	T	517
3419XX	Conveyors--n.e.c.	4	T	518
341XXX	Conveyors	3	T	510
3420XX	Cranes--unspecified	4	T	520
3421XX	Cranes--truck-mounted	4	T	521
3424XX	Cranes--other mobile cranes	4	T	524
3427XX	Derricks and related equipment	4	T	527
3429XX	Cranes--n.e.c.	4	T	528
342XXX	Cranes	3	T	519
3430XX	Elevators, hoists, lifts--unspecified	4	T	530
3431XX	Elevators	4	T	531
3432XX	Dumbwaiters	4	T	532
3433XX	Vehicle Hoists, lifts	4	T	533
3434XX	Hoists, lifts--overhead, cable	4	T	534
3435XX	Hoists, lifts--scissor, telescoping	4	T	535
3439XX	Elevators, hoists, lifts--n.e.c.	4	T	536
343XXX	Elevators, hoists, lifts	3	T	529
344XXX	Jacks	3	T	537
345XXX	Pumps--except oil well	3	T	538
346XXX	Air compressors	3	T	539
3470XX	Material handling and warehousing machinery--unspecified	4	T	541
3471XX	Order picking and packing machinery	4	T	542
3472XX	Stacking machinery	4	T	543
3479XX	Material handling and warehousing machinery--n.e.c.	4	T	544
347XXX	Material handling and warehousing machinery	3	T	540
349XXX	Other material and personnel handling machinery--n.e.c.	3	T	545
34XXXX	Material and personnel handling machinery	2	T	508
350XXX	Metal, woodworking, and special material machinery--unspecified	3	T	547
3510XX	Extruding, injecting, forming, molding machinery--unspecified	4	T	549
3511XX	Casting machinery	4	T	550
3512XX	Extruding machinery	4	T	551
3513XX	Forging machinery	4	T	552
3514XX	Plastic injection molding machinery	4	T	553
3515XX	3D printing machinery	4	T	554
3519XX	Extruding, injecting, forming, molding machinery--n.e.c.	4	T	555
351XXX	Extruding, injecting, forming, molding machinery	3	T	548
3520XX	Bending, rolling, shaping, stamping machinery--unspecified	4	T	557
3521XX	Stamping machinery, presses--except printing	4	T	558
3522XX	Bending, crimping machinery	4	T	559
3523XX	Shearing machinery	4	T	560
3524XX	Rolling mills, rolling, calendering machinery	4	T	561
3525XX	Winders, unwinders	4	T	562
3529XX	Bending, rolling, shaping, stamping machinery--n.e.c.	4	T	563
352XXX	Bending, rolling, shaping, stamping machinery	3	T	556
3530XX	Boring, planing, milling machinery--unspecified	4	T	565
3531XX	Stationary drills, milling machinery	4	T	566
3532XX	Planing mills	4	T	567
3533XX	Boring, reaming, routing, notching machinery	4	T	568
3534XX	Lathes	4	T	569
3535XX	Threading, tapping machinery	4	T	570
3539XX	Boring, planing, milling machinery--n.e.c.	4	T	571
353XXX	Boring, planing, milling machinery	3	T	564
3540XX	Industrial surfacing and finishing machinery--unspecified	4	T	573
3541XX	Grinders, abraders	4	T	574
3542XX	Honing, polishing, lapping machinery	4	T	575
3543XX	Pressure washers	4	T	576
3544XX	Sandblasting machinery	4	T	577
3545XX	Sanding machinery	4	T	578
3546XX	Painting, priming, metal coating machinery	4	T	579
3549XX	Industrial surfacing and finishing machinery--n.e.c.	4	T	580
354XXX	Industrial surfacing and finishing machinery	3	T	572
3550XX	Stationary sawing machinery--unspecified	4	T	582
3551XX	Stationary saws--arm	4	T	583
3552XX	Stationary saws--band	4	T	584
3553XX	Stationary saws--table	4	T	585
3559XX	Stationary sawing machinery--stationary--n.e.c.	4	T	586
355XXX	Stationary sawing machinery	3	T	581
3590XX	Other metal, wood, and special material machinery--unspecified	4	T	588
3592XX	Laser cutting machinery	4	T	590
3595XX	Welding machinery	4	T	593
3599XX	Other metal, wood, and special material machinery--n.e.c.	4	T	594
359XXX	Other metal, wood, and special material machinery	3	T	587
35XXXX	Metal, woodworking, and special material machinery	2	T	546
360XXX	Special process machinery--unspecified	3	T	596
3610XX	Food and beverage processing machinery--unspecified	4	T	598
3611XX	Food slicers	4	T	599
3612XX	Juice, oil, and fat extractors	4	T	600
3613XX	Meat grinders	4	T	601
3614XX	Mixers, blenders, whippers--food and beverage	4	T	602
3615XX	Butchering machinery	4	T	603
3616XX	Dairy and milk processing machinery	4	T	604
3619XX	Food and beverage processing machinery--n.e.c.	4	T	605
361XXX	Food and beverage processing machinery	3	T	597
3620XX	Medical and surgical machinery, equipment--unspecified	4	T	607
3621XX	Medical imaging and radiological machinery, equipment	4	T	608
3622XX	Surgical and medical robots	4	T	609
3629XX	Medical and surgical machinery, equipment--n.e.c.	4	T	610
362XXX	Medical and surgical machinery, equipment	3	T	606
3630XX	Packaging, bottling, wrapping machinery--unspecified	4	T	612
3631XX	Bottling, canning, filling machinery	4	T	613
3632XX	Packaging, wrapping, bundling machinery	4	T	614
3633XX	Product labeling machinery	4	T	615
3634XX	Banding, baling, strapping machinery	4	T	616
3639XX	Packaging, bottling, wrapping machinery--n.e.c.	4	T	617
363XXX	Packaging, bottling, wrapping machinery	3	T	611
3640XX	Paper production machinery--unspecified	4	T	619
3642XX	Rollers, calenders, dryers--paper production	4	T	621
3643XX	Cutters, slitters, winders--paper production	4	T	622
3649XX	Paper production machinery--n.e.c.	4	T	623
364XXX	Paper production machinery	3	T	618
3650XX	Printing machinery--unspecified	4	T	625
3651XX	Bindery machinery	4	T	626
3652XX	Industrial printing machinery	4	T	627
3659XX	Printing machinery--n.e.c.	4	T	628
365XXX	Printing machinery	3	T	624
3660XX	Textile, apparel, leather production machinery--unspecified	4	T	630
3662XX	Spinning machinery	4	T	632
3664XX	Knitting, weaving machinery	4	T	634
3665XX	Sewing, stitching machinery	4	T	635
3669XX	Textile, apparel, leather production machinery--n.e.c.	4	T	636
366XXX	Textile, apparel, leather production machinery	3	T	629
3671XX	Centrifuges	4	T	639
3672XX	Distilling, rectifying machinery	4	T	640
3673XX	Filtering and sequestration machinery	4	T	641
3675XX	Generators	4	T	643
3679XX	Separating and conversion machinery--n.e.c.	4	T	644
367XXX	Separating and conversion machinery	3	T	637
3691XX	Other product testing, inspecting, and diagnostic machinery	4	T	646
3699XX	Other special process machinery--n.e.c.	4	T	647
369XXX	Other special process machinery	3	T	645
36XXXX	Special process machinery	2	T	595
373XXX	Drones	3	T	652
37XXXX	Flying and orbiting machinery	2	T	648
391XXX	Vending, and gaming machines	3	T	655
392XXX	Ski lifts, gondola rides	3	T	656
393XXX	Other amusement rides	3	T	657
399XXX	Other miscellaneous machinery--n.e.c.	3	T	658
39XXXX	Miscellaneous machinery	2	T	654
3XXXXX	Machinery	1	T	371
40XXXX	Parts and materials--unspecified	2	T	660
410XXX	Raw and semi-finished materials and byproducts--unspecified	3	T	662
4110XX	Earth and stone materials--raw, semi-finished--unspecified	4	T	664
4111XX	Dirt, earth, mud	4	T	665
4112XX	Sand	4	T	666
4113XX	Rocks, stone, gravel	4	T	667
4114XX	Boulders	4	T	668
4119XX	Earth and stone materials--raw, semi-finished--n.e.c.	4	T	670
411XXX	Earth and stone materials--raw, semi-finished	3	T	663
4120XX	Metal materials--unspecified	4	T	672
4122XX	Metal sheets, ingots, bars--semi-finished	4	T	674
412XXX	Metal materials--raw, semi-finished	3	T	671
4131XX	Salts	4	T	677
4132XX	Silica	4	T	678
413XXX	Other mineral materials, except fuel	3	T	675
4140XX	Chips, particles, splinters--unspecified	4	T	683
4141XX	Nanoparticles--any material	4	T	684
4142XX	Chips, pellets--wood	4	T	685
4143XX	Chips, pellets--metal	4	T	686
4144XX	Chips, pellets--plastic	4	T	687
4145XX	Chips, shards, fibers--glass	4	T	688
4149XX	Chips, particles, splinters--n.e.c.	4	T	689
414XXX	Chips, particles, pellets	3	T	682
4150XX	Steam, vapors, liquids, ice--unspecified	4	T	691
4151XX	Steam, vapors--nonchemical	4	T	692
4152XX	Water, liquids--nonchemical	4	T	693
4153XX	Ice--blocks, cubes, crushed	4	T	694
415XXX	Steam, vapors, liquids, ice--non-chemical	3	T	690
4160XX	Hot or molten materials--unspecified	4	T	696
4161XX	Asphalt, tar--unmolded	4	T	697
4162XX	Molten metal, slag	4	T	698
4169XX	Hot or molten materials--n.e.c..	4	T	700
416XXX	Hot or molten materials--except water-based	3	T	695
4171XX	Dusts, powder residue	4	T	702
4172XX	Construction debris	4	T	703
4173XX	Scrap metal	4	T	704
4179XX	Garbage, recyclables, debris--n.e.c.	4	T	705
417XXX	Garbage, recyclables, debris	3	T	701
418XXX	Multiple raw and semi-finished materials and byproducts	3	T	706
419XXX	Raw and semi-finished materials and byproducts--n.e.c.	3	T	707
41XXXX	Raw and semi-finished materials and byproducts	2	T	661
4200XX	Building materials--unspecified	4	T	710
4201XX	Wood building materials--unspecified form	4	T	711
4202XX	Masonry building materials--unspecified form	4	T	712
4203XX	Metal building materials--unspecified form	4	T	713
4204XX	Plastic, vinyl, and PVC building materials--unspecified form	4	T	714
4205XX	Glass building materials--unspecified form	4	T	715
4209XX	Building materials--unspecified form--n.e.c.	4	T	717
420XXX	Building materials--unspecified form	3	T	709
4210XX	Beams, rods, blocks--unspecified	4	T	719
4211XX	Dimensional lumber	4	T	720
4212XX	Structural blocks--stone and masonry	4	T	721
4213XX	Beams and rails--metal	4	T	722
4215XX	Beams, rods, blocks--fiberglass	4	T	724
4216XX	Rods, reinforcing bar (rebar)--metal	4	T	725
4217XX	Dowls, rods, stakes--wooden	4	T	726
4219XX	Beams, rods, blocks--n.e.c.	4	T	728
421XXX	Beams, rods, blocks	3	T	718
4220XX	Pipes, ducts, tubing--unspecified	4	T	730
4222XX	Pipes, conduits--concrete or clay	4	T	732
4223XX	Pipes, tubes--metal	4	T	733
4224XX	Pipes and tubes--plastic, PVC, rubber	4	T	734
4226XX	Ducts--any material	4	T	736
4227XX	Gutters, downspouts--any material	4	T	737
4228XX	Multiple pipes, ducts, tubing	4	T	738
4229XX	Pipes, ducts, tubing--n.e.c.	4	T	739
422XXX	Pipes, ducts, tubing	3	T	729
4230XX	Structural panels and sheets--unspecified	4	T	741
4231XX	Sheets, panels--wood, plywood, MDF	4	T	742
4232XX	Plates, slabs--concrete and stone	4	T	743
4233XX	Panels, sheets, plates--metal	4	T	744
4234XX	Panels, sheets, plates--acrylic, plexiglass	4	T	745
4235XX	Panels, sheets, plates--glass	4	T	746
4236XX	Wallboard, drywall, sheetrock	4	T	747
4238XX	Multiple structural panel and sheet materials	4	T	748
4239XX	Structural panels and sheets--n.e.c.	4	T	749
423XXX	Structural panels, sheets, plates	3	T	740
4240XX	Finishing and surfacing materials--unspecified	4	T	751
4241XX	Paneling and trim	4	T	752
4242XX	Bricks and pavers--stone and masonry	4	T	753
4243XX	Exterior siding	4	T	754
4244XX	Interior flooring	4	T	755
4245XX	Tiles--ceramic, stone, glass	4	T	756
4246XX	Roofing shingles and sheets	4	T	757
4247XX	Drop ceiling tiles	4	T	758
4249XX	Finishing and surfacing materials--n.e.c.	4	T	760
424XXX	Finishing and surfacing materials	3	T	750
4250XX	Flexible barriers, coverings--unspecified	4	T	762
4251XX	Tarps, liners, wraps	4	T	763
4252XX	Insulation--fiberglass	4	T	764
4253XX	Fencing and screening material	4	T	765
4259XX	Flexible barriers, coverings--n.e.c.	4	T	767
425XXX	Flexible barriers, coverings	3	T	761
426XXX	Concrete--wet mix, or dry mix	3	T	768
429XXX	Building materials n.e.c.	3	T	770
42XXXX	Building materials	2	T	708
430XXX	Adhesives, sealants, paints--unspecified	3	T	772
431XXX	Caulking, insulation--foam	3	T	773
433XXX	Glues, adhesives	3	T	775
434XXX	Paint, lacquer, shellac, varnish	3	T	776
438XXX	Multiple adhesives, sealants, and paints	3	T	777
439XXX	Adhesives, sealants, and paints--n.e.c.	3	T	778
43XXXX	Adhesives, sealants, paints	2	T	771
440XXX	Fasteners, connectors, ropes, ties--unspecified	3	T	780
4410XX	Fasteners--unspecified	4	T	782
4411XX	Clamps, couplings	4	T	783
4412XX	Nails, brads, tacks, spikes	4	T	784
4413XX	Door and window hardware--Hinges, latches, etc.	4	T	785
4414XX	Rivets, bolts	4	T	786
4415XX	Screws	4	T	787
4416XX	Pipe fittings, collars	4	T	788
4417XX	Staples	4	T	789
4419XX	Fasteners--n.e.c.	4	T	791
441XXX	Fasteners	3	T	781
4420XX	Ropes, ties, chains--unspecified	4	T	793
4421XX	Bungee cords	4	T	794
4422XX	Chains	4	T	795
4423XX	Rope, twine, string	4	T	796
4424XX	Strapping, bands	4	T	797
4425XX	Wire, cables--nonelectrified	4	T	798
4428XX	Multiple ropes, ties, chains--unspecified	4	T	799
4429XX	Ropes, ties, chains--n.e.c.	4	T	800
442XXX	Ropes, ties, chains	3	T	792
443XXX	Valves, nozzles	3	T	801
449XXX	Fasteners, connectors, ropes, ties--n.e.c.	3	T	803
44XXXX	Fasteners, connectors, ropes, ties	2	T	779
450XXX	Hoisting accessories--unspecified	3	T	805
452XXX	Hooks, shackles, magnets, clamshells	3	T	807
453XXX	Slings	3	T	808
454XXX	Drums, pulleys, sheaves	3	T	809
459XXX	Hoisting accessories--n.e.c.	3	T	811
45XXXX	Hoisting accessories	2	T	804
460XXX	Vehicle and machine parts--unspecified	3	T	813
4610XX	Electric parts--unspecified	4	T	815
4611XX	Electrical wiring--building or machine	4	T	816
4612XX	Power lines, transformers, convertors	4	T	817
4613XX	Power cords, electrical cords, extension cords	4	T	818
4614XX	Solar panels	4	T	819
4615XX	Switchboards, panels, fuses	4	T	820
4618XX	Multiple electric parts	4	T	821
4619XX	Electric parts--n.e.c.	4	T	822
461XXX	Electric parts	3	T	814
4620XX	Engine, motor, and mechanical parts--unspecified	4	T	824
4621XX	Combustion engine blocks, cylinders, pistons	4	T	825
4622XX	Drives, belts, chains	4	T	826
4623XX	Springs, coils	4	T	827
4624XX	Fan and turbine parts	4	T	828
4625XX	Radiators	4	T	829
4626XX	Transmissions, gears	4	T	830
4628XX	Multiple engine and mechanical parts, whole engine	4	T	831
4629XX	Engine, motor, and mechanical parts--n.e.c.	4	T	832
462XXX	Engine, motor, and mechanical parts	3	T	823
4630XX	Machine hydraulics and pressurized components--unspecified	4	T	834
4631XX	Hydraulic and pressurized cylinders	4	T	835
4632XX	Hydraulic and pressurized hoses, lines	4	T	836
4633XX	Pressurized pipes--vehicle and machine	4	T	837
4639XX	Machine hydraulics and pressurized components--n.e.c.	4	T	839
463XXX	Machine hydraulics and pressurized components	3	T	833
4640XX	Machine and tool parts, accessories--unspecified	4	T	841
4641XX	Drill bits	4	T	842
4642XX	Saw blades	4	T	843
4643XX	Dies, molds, patterns	4	T	844
4644XX	Rollers, cylinders	4	T	845
4645XX	Augers--except conveyor	4	T	846
4648XX	Multiple tool parts, accessories	4	T	847
4649XX	Machine and tool parts, accessories--n.e.c.	4	T	848
464XXX	Machine and tool parts, accessories--special process	3	T	840
4650XX	Batteries and related equipment--unspecified	4	T	850
4651XX	Batteries	4	T	851
4652XX	Battery charging equipment	4	T	852
4659XX	Batteries related equipment--n.e.c.	4	T	853
465XXX	Batteries and related equipment	3	T	849
466XXX	Computer parts, components	3	T	854
467XXX	Fiber optics and internet cables	3	T	855
469XXX	Power, mechanical, and special process parts--n.e.c.	3	T	857
46XXXX	Vehicle and machine parts--power, mechanical, special process	2	T	812
470XXX	Vehicle and machine parts--unspecified	3	T	859
4710XX	Undercarriage components--unspecified	4	T	861
4711XX	Muffler and exhaust systems	4	T	862
4712XX	Tires, inner tubes	4	T	863
4713XX	Wheels, tire rims	4	T	864
4714XX	Continuous tracks	4	T	865
4715XX	Brake assemblies	4	T	866
4716XX	Axles, suspensions	4	T	867
4717XX	Vehicle, machine frame	4	T	868
4718XX	Multiple undercarriage components	4	T	869
4719XX	Undercarriage components--n.e.c.	4	T	870
471XXX	Undercarriage components	3	T	860
4720XX	Exterior vehicle and machine parts--unspecified	4	T	872
4721XX	Doors, hatches--vehicle and machine cabin	4	T	873
4722XX	Gates, hatches--vehicle and machine cargo	4	T	874
4723XX	Bumpers	4	T	875
4724XX	Windows, windshields--vehicle and machine	4	T	876
4725XX	Open cargo areas--vehicle and machine	4	T	877
4726XX	Vehicle and machine platforms, surfaces	4	T	878
4729XX	Exterior vehicle and machine parts--n.e.c.	4	T	880
472XXX	Vehicle and machine exterior parts	3	T	871
4730XX	Vehicle and machine cabin parts--unspecified	4	T	882
4731XX	Vehicle and machine seats	4	T	883
4732XX	Seat Belts	4	T	884
4733XX	Vehicle and machine controls	4	T	885
4734XX	Air Bags	4	T	886
4736XX	Vehicle interior compartment doors	4	T	888
4738XX	Multiple vehicle and machine cabin parts	4	T	889
4739XX	Vehicle and machine cabin parts--n.e.c.	4	T	890
473XXX	Vehicle and machine cabin parts	3	T	881
4740XX	Vehicle and machine attachments--unspecified	4	T	892
4741XX	Vehicle trailers, trailing units	4	T	893
4742XX	Vehicle and machine front attachments	4	T	894
4743XX	Powered take offs (PTOs)	4	T	895
4744XX	Vehicle hitches	4	T	896
4748XX	Multiple vehicle and machine attachments	4	T	897
4749XX	Vehicle and machine attachments--n.e.c.	4	T	898
474XXX	Vehicle and machine attachments--except agricultural	3	T	891
479XXX	Vehicle and mobile equipment parts--n.e.c.	3	T	900
47XXXX	Vehicle and machine parts--exterior, cabin, attachments	2	T	858
4910XX	Caps, lids, covers--unspecified	4	T	903
4911XX	Container caps, lids, covers	4	T	904
4912XX	Manhole and cistern covers	4	T	905
4919XX	Caps, lids, covers--n.e.c.	4	T	906
491XXX	Caps, lids, covers	3	T	902
492XXX	Furniture and fixture parts	3	T	907
4930XX	Paper products and packaging--unspecified	4	T	909
4931XX	Books, charts, paper materials--bound	4	T	910
4932XX	Sheet paper, cardstock--unbound	4	T	911
4933XX	Cardboard	4	T	912
4934XX	Plastic wrap	4	T	913
4935XX	Tape	4	T	914
4939XX	Paper products and packaging--n.e.c.	4	T	915
493XXX	Paper products and packaging	3	T	908
4941XX	Fabric, unfinished	4	T	918
4949XX	Textiles--n.e.c.	4	T	920
494XXX	Textiles	3	T	916
499XXX	Parts and materials--n.e.c.	3	T	922
49XXXX	Other parts and materials	2	T	901
4XXXXX	Parts and materials	1	T	659
50XXXX	Animals, plants, persons--unspecified	2	T	924
510XXX	Animals--unspecified	3	T	926
5111XX	Birds--except fowl	4	T	929
5112XX	Chickens, turkeys	4	T	930
5119XX	Birds, fowl--n.e.c.	4	T	932
511XXX	Birds, fowl	3	T	927
5121XX	Fish	4	T	935
5122XX	Crustaceans, shellfish	4	T	936
512XXX	Aquatic animals	3	T	933
5130XX	Insects, arachnids, mites--unspecified	4	T	940
5131XX	Bees, hornets, wasps	4	T	941
5132XX	Spiders, scorpions	4	T	942
5133XX	Ants	4	T	943
5134XX	Lice, fleas, bedbugs	4	T	944
5135XX	Mosquitoes	4	T	945
5136XX	Ticks	4	T	946
5137XX	Mites, scabies	4	T	947
513XXX	Insects, arachnids, mites	3	T	939
5141XX	Venomous snakes	4	T	952
5142XX	Nonvenomous snakes	4	T	953
5149XX	Reptiles--n.e.c.	4	T	954
514XXX	Reptiles	3	T	950
5150XX	Mammals--unspecified	4	T	956
5151XX	Cats, felines--domestic	4	T	957
5152XX	Dogs, canines--domestic	4	T	958
5153XX	Cattle, bovines	4	T	959
5154XX	Horses, equines	4	T	960
5155XX	Rodents	4	T	961
5156XX	Sheep, goats, caprids	4	T	962
5157XX	Swine, porcines	4	T	963
5158XX	Deer, cervids	4	T	964
5159XX	Mammals--n.e.c.	4	T	965
515XXX	Mammals, except humans and aquatic	3	T	955
519XXX	Animals--n.e.c.	3	T	966
51XXXX	Animals	2	T	925
5211XX	Bones, shells	4	T	971
5212XX	Hides, fur, feathers	4	T	972
5213XX	Animal manure and waste products	4	T	973
5214XX	Animal carcass	4	T	974
5219XX	Animal products--nonfood--n.e.c.	4	T	975
521XXX	Animal products--nonfood	3	T	969
5220XX	Food products--unspecified	4	T	977
5221XX	Fats, oils, cooking greases	4	T	978
5222XX	Liquid foods and beverages	4	T	979
5223XX	Dairy products	4	T	980
5224XX	Nuts, seeds, peanuts	4	T	981
5225XX	Fruits, vegetables	4	T	982
5226XX	Grains, cereals, baked goods	4	T	983
5227XX	Meat, poultry, seafood	4	T	984
5228XX	Multiple foods or groceries	4	T	985
5229XX	Food products--n.e.c.	4	T	986
522XXX	Food products	3	T	976
523XXX	Animal feed	3	T	987
529XXX	Animal and plant byproducts--n.e.c.	3	T	988
52XXXX	Animal and plant byproducts	2	T	967
5310XX	Infectious agents--unspecified	4	T	992
5311XX	Bacteria	4	T	993
5312XX	Viruses	4	T	994
531XXX	Infectious agents	3	T	991
532XXX	Mold, mildew	3	T	997
533XXX	Sewage, wastewater	3	T	998
53XXXX	Biohazardous and infectious agents, substances	2	T	989
540XXX	Plants, trees, vegetation--unspecified	3	T	1001
5411XX	Pollen	4	T	1003
5419XX	Organic dust--n.e.c.	4	T	1005
541XXX	Organic dusts	3	T	1002
543XXX	Field crops	3	T	1007
544XXX	Poison ivy, oak, sumac, rhus	3	T	1008
545XXX	Brush, shrubs, undergrowth	3	T	1009
5460XX	Trees, logs, limbs--unspecified	4	T	1011
5461XX	Trees	4	T	1012
5462XX	Logs	4	T	1013
5463XX	Limbs, branches--unattached	4	T	1014
5464XX	Tree stumps	4	T	1015
5469XX	Trees, logs, limbs--n.e.c.	4	T	1016
546XXX	Trees, logs, limbs	3	T	1010
547XXX	Mulch, compost	3	T	1017
549XXX	Other plants, vegetation	3	T	1018
54XXXX	Plants, trees, vegetation	2	T	1000
550XXX	Bodily fluids or substances of other person--unspecified	3	T	1020
551XXX	Blood of other person	3	T	1021
552XXX	Urine or feces of other person	3	T	1022
553XXX	Mucus or saliva of other person	3	T	1023
554XXX	Human remains	3	T	1024
559XXX	Bodily fluids or substances of other person--n.e.c.	3	T	1026
55XXXX	Bodily fluids or substances other person	2	T	1019
560XXX	Activities and conditions of injured, ill worker, unspecified	3	T	1028
5610XX	Bodily conditions of injured, ill worker--unspecified	4	T	1030
5611XX	Mental illness, impairment of injured, ill worker	4	T	1031
5612XX	Cardiovascular, respiratory conditions of injured, ill worker	4	T	1032
5613XX	Neurological conditions of injured, ill worker	4	T	1033
5614XX	Asthma, allergies of injured, ill worker	4	T	1034
5615XX	Musculoskeletal conditions of injured, ill worker	4	T	1035
5619XX	Bodily conditions of injured, ill worker--n.e.c.	4	T	1036
561XXX	Bodily conditions of injured, ill worker	3	T	1029
562XXX	Bodily motion or position of injured, ill worker	3	T	1037
569XXX	Activities and conditions of injured, ill worker--n.e.c.	3	T	1038
56XXXX	Activities and conditions of injured, ill worker	2	T	1027
570XXX	Person, other than injured or ill worker--unspecified	3	T	1040
571XXX	Relative or domestic partner of injured or ill worker	3	T	1041
5720XX	Co-worker or work associate of injured or ill worker--unspecified	4	T	1048
5721XX	Co-worker, supervisor--current	4	T	1049
5722XX	Co-worker, supervisor--former	4	T	1050
5729XX	Work associate--n.e.c.	4	T	1051
572XXX	Co-worker or work associate of injured or ill worker	3	T	1047
5730XX	Student, patient, charge--unspecified	4	T	1053
5731XX	Student	4	T	1054
5732XX	Patient	4	T	1055
5733XX	Other charge or ward	4	T	1056
5734XX	Family member or associate of student, patient or charge	4	T	1057
5739XX	Student, patient, charge--n.e.c.	4	T	1058
573XXX	Student, patient, charge	3	T	1052
574XXX	Client or customer	3	T	1059
575XXX	Acquaintance	3	T	1060
5760XX	Criminal assailant--unspecified	4	T	1062
5761XX	Criminal inmate or detainee in custody	4	T	1063
5762XX	Suspect under pursuit or investigation	4	T	1064
5763XX	Robber	4	T	1065
5769XX	Criminal assailant--except robber	4	T	1066
576XXX	Criminal assailants	3	T	1061
579XXX	Person, other than injured or ill worker--n.e.c.	3	T	1067
57XXXX	Person--other than injured or ill worker	2	T	1039
5XXXXX	Animals, plants, persons, etc.	1	T	923
60XXXX	Structures and surfaces--unspecified	2	T	1070
610XXX	Confined spaces--unspecified	3	T	1072
611XXX	Ditches, channels, trenches, excavations	3	T	1073
6122XX	Sewers, drains, water pipes	4	T	1077
6129XX	Mines, caves, tunnels, pipes--n.e.c.	4	T	1080
612XXX	Mines, caves, tunnels, pipes	3	T	1074
6130XX	Tank, bin, vat interiors--unspecified	4	T	1082
6134XX	Trash bin or dumpster interiors	4	T	1086
6139XX	Tank, bin, vat interiors--n.e.c.	4	T	1088
613XXX	Tank, bin, vat interiors	3	T	1081
6141XX	Crawl spaces	4	T	1090
6145XX	Elevator shafts	4	T	1094
6149XX	Other confined spaces--n.e.c.	4	T	1096
614XXX	Other confined spaces	3	T	1089
61XXXX	Confined spaces	2	T	1071
620XXX	Building--unspecified	3	T	1098
623XXX	Residential building	3	T	1101
624XXX	Silos	3	T	1102
626XXX	Mobile building	3	T	1104
629XXX	Building--n.e.c.	3	T	1105
62XXXX	Buildings	2	T	1097
630XXX	Structures other than buildings--unspecified	3	T	1107
632XXX	Bridges, dams, locks	3	T	1109
6330XX	Structural barriers--unspecified	4	T	1111
6331XX	Guardrails, road dividers or barriers	4	T	1112
6332XX	Parking blocks or barriers	4	T	1113
6333XX	Retaining wall	4	T	1114
6334XX	Fences	4	T	1115
6335XX	Gates	4	T	1116
6339XX	Structural barriers--n.e.c.	4	T	1117
633XXX	Structural barriers	3	T	1110
6340XX	Scaffolds, staging--unspecified	4	T	1119
6341XX	Improvised scaffolds or staging	4	T	1120
6342XX	Self-supporting scaffolds or staging	4	T	1121
6343XX	Suspended or hanging scaffolds or staging	4	T	1122
6344XX	Catwalks	4	T	1123
6349XX	Scaffolds--staging--n.e.c.	4	T	1124
634XXX	Scaffolds, staging	3	T	1118
6350XX	Towers, poles--unspecified	4	T	1126
6351XX	Telecommunications and cell phone towers	4	T	1127
6352XX	Utility poles	4	T	1128
6353XX	Road signs, poles--except utility	4	T	1129
6359XX	Towers, poles--n.e.c.	4	T	1132
635XXX	Towers, poles	3	T	1125
6361XX	Swimming pools	4	T	1135
6362XX	Man-made water enclosures--except swimming pools	4	T	1136
636XXX	Man-made water enclosures	3	T	1133
6380XX	Other structures--unspecified	4	T	1139
6381XX	Porches, balconies, decks	4	T	1140
6382XX	Piers, wharfs, water docks	4	T	1141
6383XX	Railroad tracks	4	T	1142
6384XX	Hydrants	4	T	1143
6385XX	Mailboxes	4	T	1144
6386XX	Stadia, pavilions, stages	4	T	1145
6389XX	Structures--n.e.c.	4	T	1146
638XXX	Other structures	3	T	1138
639XXX	Structures other than buildings--n.e.c.	3	T	1147
63XXXX	Structures other than buildings	2	T	1106
640XXX	Building systems--unspecified	3	T	1149
641XXX	Ventilation and climate control systems	3	T	1150
642XXX	Plumbing systems	3	T	1151
643XXX	Electrical systems	3	T	1152
64XXXX	Building systems	2	T	1148
650XXX	Other structural elements--unspecified	3	T	1155
6510XX	Doors--unspecified	4	T	1157
6511XX	Doors--swinging and sliding	4	T	1158
6512XX	Doors--rail mounted and garage	4	T	1159
6513XX	Doors--rotating	4	T	1160
651XXX	Doors--structurally attached	3	T	1156
652XXX	Windows, openings--structurally attached	3	T	1161
6530XX	Roofs--unspecified	4	T	1163
6531XX	Skylights or other existing roof openings	4	T	1164
6532XX	Roof surface	4	T	1165
653XXX	Roofs	3	T	1162
654XXX	Ceilings	3	T	1166
655XXX	Walls	3	T	1167
656XXX	Trusses, girders, beams--structurally attached	3	T	1168
657XXX	Handrails, banisters--structurally attached	3	T	1169
658XXX	Loading docks, dock plates	3	T	1170
659XXX	Structural elements--n.e.c.	3	T	1171
65XXXX	Other structural elements	2	T	1154
660XXX	Ground, travel, and support surfaces--unspecified	3	T	1173
6611XX	Stairs, steps	4	T	1175
6612XX	Curbs	4	T	1176
6613XX	Escalators	4	T	1177
6614XX	Fixed ladder or fire escape	4	T	1178
661XXX	Stairs, multi level surfaces	3	T	1174
6621XX	Ramps, inclines	4	T	1180
6622XX	Existing opening, hole in constructed surface	4	T	1181
6623XX	Constructed surface irregularity	4	T	1182
6624XX	Other constructed surface	4	T	1183
662XXX	Constructed surface	3	T	1179
6631XX	Slopes, embankments	4	T	1185
6632XX	Hills, mountains	4	T	1186
6633XX	Recessed earth structures	4	T	1187
6634XX	Hole in ground	4	T	1188
6635XX	Ground irregularity	4	T	1189
6636XX	Ground	4	T	1190
663XXX	Natural surface	3	T	1184
664XXX	Moving walkways	3	T	1191
669XXX	Ground, travel and support surfaces--n.e.c.	3	T	1192
66XXXX	Ground, travel, and support surfaces	2	T	1172
67XXXX	Bodies of water	2	T	1193
69XXXX	Structures and surfaces--n.e.c.	2	T	1200
6XXXXX	Structures and surfaces	1	T	1069
70XXXX	Tools, instruments, and equipment--unspecified	2	T	1202
710XXX	Handtools--unspecified	3	T	1204
7110XX	Boring handtools--unspecified	4	T	1206
7111XX	Plumbing augers, snakes	4	T	1207
7112XX	Drills, braces, drivers	4	T	1208
7113XX	Routers, molders	4	T	1209
7114XX	Awls, punches	4	T	1210
7119XX	Boring handtools--n.e.c.	4	T	1211
711XXX	Boring handtools	3	T	1205
7120XX	Cutting handtools--unspecified	4	T	1213
7121XX	Chainsaws	4	T	1214
7122XX	Saws--except chainsaws	4	T	1215
7123XX	Box cutters, razor knives	4	T	1216
7124XX	Knives	4	T	1217
7125XX	Scissors, snips, shears	4	T	1218
7126XX	Lawn edgers, trimmers	4	T	1219
7127XX	Axes, hatchets	4	T	1220
7128XX	Bolt cutters	4	T	1221
7129XX	Cutting handtools--n.e.c.	4	T	1222
712XXX	Cutting handtools	3	T	1212
7130XX	Digging and material moving handtools --unspecified	4	T	1224
7131XX	Hoes	4	T	1225
7132XX	Picks	4	T	1226
7133XX	Shovels	4	T	1227
7134XX	Trowels	4	T	1228
7135XX	Rakes, pitchforks	4	T	1229
7139XX	Digging and material moving handtools--n.e.c.	4	T	1230
713XXX	Digging and material moving handtools	3	T	1223
7140XX	Gripping and turning handtools--unspecified	4	T	1232
7141XX	Pliers	4	T	1233
7142XX	Vises, clamps	4	T	1234
7143XX	Tongs	4	T	1235
7144XX	Wrenches, ratchets	4	T	1236
7145XX	Screwdrivers	4	T	1237
7149XX	Gripping and turning handtools--n.e.c.	4	T	1238
714XXX	Gripping and turning handtools	3	T	1231
7150XX	Striking and nailing handtools--unspecified	4	T	1240
7151XX	Jackhammers	4	T	1241
7152XX	Sledges, sledgehammers	4	T	1242
7153XX	Riveters	4	T	1243
7154XX	Nailing or stapling tools	4	T	1244
7155XX	Chisels	4	T	1245
7157XX	Other hammers, mallets	4	T	1247
7159XX	Striking and nailing handtools--n.e.c.	4	T	1248
715XXX	Striking and nailing handtools	3	T	1239
7160XX	Surfacing handtools--unspecified	4	T	1250
7161XX	Grinders--handtool	4	T	1251
7162XX	Sanders--handtool	4	T	1252
7163XX	Files--surfacing handtool	4	T	1253
7165XX	Sharpening stones and wheels	4	T	1255
7166XX	Scrapers	4	T	1256
7169XX	Surfacing handtools--n.e.c.	4	T	1257
716XXX	Surfacing handtools	3	T	1249
7170XX	Cleaning handtools--unspecified	4	T	1259
7171XX	Buffers, polishers, waxers, scrubbers	4	T	1260
7172XX	Handled cleaning tools, brooms, mops	4	T	1261
7173XX	Vacuum cleaners	4	T	1262
7179XX	Cleaning handtools--n.e.c.	4	T	1263
717XXX	Cleaning handtools	3	T	1258
7180XX	Welding and heating handtools--unspecified	4	T	1265
7181XX	Torches--welding, cutting	4	T	1266
7182XX	Soldering irons	4	T	1267
7183XX	Heat guns	4	T	1268
7184XX	Personal care heat equipment	4	T	1269
7185XX	Blow torches--except welding	4	T	1270
7189XX	Welding and heating handtools-- n.e.c.	4	T	1271
718XXX	Welding and heating handtools	3	T	1264
7190XX	Other handtools--unspecified	4	T	1273
7191XX	Handheld paint guns, sprayers	4	T	1274
7192XX	Cooking and eating utensils--except knives	4	T	1275
7194XX	Crowbars	4	T	1277
7195XX	Tape guns, dispensers	4	T	1278
7198XX	Multiple handtools	4	T	1279
7199XX	Other handtools--n.e.c.	4	T	1280
719XXX	Other handtools	3	T	1272
71XXXX	Handtools	2	T	1203
720XXX	Measurement and scientific devices--unspecified	3	T	1282
721XXX	Laboratory equipment	3	T	1283
722XXX	Calipers, micrometers	3	T	1284
723XXX	Gauges	3	T	1285
725XXX	Rulers, tape measures	3	T	1287
727XXX	Scales	3	T	1289
728XXX	Clocks	3	T	1290
729XXX	Measurement and scientific devices--n.e.c.	3	T	1291
72XXXX	Measurement and scientific devices	2	T	1281
730XXX	Portable ladders and stairs--unspecified	3	T	1293
731XXX	Extension ladders	3	T	1294
732XXX	Straight ladders	3	T	1295
733XXX	Step ladders	3	T	1296
734XXX	Multipurpose ladders	3	T	1297
735XXX	Truck mounted ladders, aerial ladder trams	3	T	1298
736XXX	Portable stairs	3	T	1299
739XXX	Portable ladders and stairs--n.e.c.	3	T	1300
73XXXX	Portable ladders and stairs	2	T	1292
740XXX	Medical, dental, and surgical instruments and equipment--unspecified	3	T	1302
7410XX	Medical sharp instruments--unspecified	4	T	1304
7411XX	Needles, syringes	4	T	1305
7412XX	Scalpels	4	T	1306
7419XX	Medical sharp instruments--n.e.c.	4	T	1307
741XXX	Medical sharp instruments	3	T	1303
7420XX	Health care and orthopedic equipment--unspecified	4	T	1309
7421XX	Canes, crutches, walkers	4	T	1310
7422XX	Corrective or supportive devices	4	T	1311
7429XX	Health care and orthopedic equipment--n.e.c.	4	T	1312
742XXX	Health care and orthopedic equipment	3	T	1308
7430XX	Wheelchairs, mobility devices--unspecified	4	T	1314
7431XX	Wheelchairs, scooters--powered	4	T	1315
7432XX	Wheelchairs, scooters--nonpowered	4	T	1316
7439XX	Other mobility devices--n.e.c.	4	T	1317
743XXX	Wheelchairs, mobility devices	3	T	1313
744XXX	Medical beds, stretchers, cots	3	T	1318
745XXX	Patient hoists, lifting harnesses	3	T	1319
746XXX	Intravenous (IV) poles, pumps and monitors	3	T	1320
747XXX	Dental handpieces	3	T	1321
749XXX	Medical, dental, and surgical instruments and equipment--n.e.c.	3	T	1322
74XXXX	Medical, dental, and surgical instruments and equipment	2	T	1301
750XXX	Media, office, and business equipment--unspecified	3	T	1324
7511XX	Phones, communication devices--wired and wireless	4	T	1327
7512XX	Laptops, tablets	4	T	1328
7513XX	Audio headphones	4	T	1329
7515XX	Computer keyboards, mice, laptop trackpads	4	T	1331
7519XX	Personal electronic devices--n.e.c.	4	T	1333
751XXX	Personal electronic devices	3	T	1325
7520XX	Computer and media equipment--unspecified	4	T	1335
7521XX	Computers--Desktop, towers, servers	4	T	1336
7522XX	Televisions, monitors, electronic screens	4	T	1337
7523XX	Cameras, photography equipment--except phone cameras	4	T	1338
7524XX	Audio equipment	4	T	1339
7525XX	Projectors; theatrical lighting equipment	4	T	1340
7528XX	Multiple computer and media equipment	4	T	1341
7529XX	Computer and media equipment--n.e.c.	4	T	1342
752XXX	Computer and media equipment	3	T	1334
7531XX	Printers and plotters--computer	4	T	1345
7532XX	Photocopiers, scanners	4	T	1346
7533XX	Document shredders	4	T	1347
7539XX	Document handling equipment--n.e.c.	4	T	1348
753XXX	Document handling equipment	3	T	1343
7540XX	Office, banking, and retail equipment--unspecified	4	T	1350
7542XX	Calculating devices, cash registers	4	T	1352
7543XX	Mailing and metering equipment	4	T	1353
7549XX	Office, banking, and retail equipment--n.e.c.	4	T	1354
754XXX	Office, banking, and retail equipment	3	T	1349
759XXX	Media, office and business equipment--n.e.c.	3	T	1355
75XXXX	Media, office, and business equipment	2	T	1323
7610XX	Writing and artistic utensils--unspecified	4	T	1359
7612XX	Pens, pencils, chalk, crayons	4	T	1361
7619XX	Writing and artistic utensils--n.e.c.	4	T	1363
761XXX	Writing and artistic utensils	3	T	1358
7620XX	Musical instrument--unspecified	4	T	1365
7621XX	Pianos, organs, keyboards	4	T	1366
7629XX	Musical instruments--n.e.c.	4	T	1367
762XXX	Musical instruments	3	T	1364
763XXX	Sewing notions	3	T	1368
769XXX	Writing and artistic equipment--n.e.c.	3	T	1369
76XXXX	Writing and artistic equipment	2	T	1356
770XXX	Athletic and outdoor equipment--unspecified	3	T	1371
771XXX	Ball, stick, and throwing sports equipment	3	T	1372
772XXX	Gymnasium and exercise equipment	3	T	1373
773XXX	Skis, snow sports equipment	3	T	1374
774XXX	Water sports equipment	3	T	1375
775XXX	Camping equipment	3	T	1376
777XXX	Fishing equipment	3	T	1378
778XXX	Hunting and trapping equipment--except firearms	3	T	1379
779XXX	Athletic and outdoor equipment--n.e.c.	3	T	1380
77XXXX	Athletic and outdoor equipment	2	T	1370
780XXX	Firearms, law enforcement, and other self-defense equipment--unspecified	3	T	1382
7810XX	Firearms, air-powered guns--unspecified	4	T	1384
7811XX	Handguns	4	T	1385
7812XX	Long guns	4	T	1386
7813XX	Air-powered guns	4	T	1387
781XXX	Firearms, air-powered guns	3	T	1383
7821XX	Ammunition	4	T	1391
7822XX	Explosive devices	4	T	1392
782XXX	Weaponized explosive devices and ammunition	3	T	1389
7831XX	Batons, clubs, blunt weapons	4	T	1396
7832XX	Tasers, stun guns	4	T	1397
7833XX	Tear gas, mace, pepper spray	4	T	1398
7834XX	Handcuffs, restraint devices	4	T	1399
7839XX	Law enforcement and self-defense equipment--n.e.c.	4	T	1400
783XXX	Other law enforcement and self-defense equipment	3	T	1394
789XXX	Firearms, law enforcement, and other self-defense equipment--n.e.c.	3	T	1401
78XXXX	Firearms, law enforcement, and other self-defense equipment	2	T	1381
791XXX	Drug and tobacco paraphernalia	3	T	1403
792XXX	Toys, games	3	T	1404
799XXX	Other tools, instruments, equipment--n.e.c.	3	T	1405
79XXXX	Other Tools, instruments, equipment	2	T	1402
7XXXXX	Tools, instruments, and equipment	1	T	1201
80XXXX	Vehicle--unspecified	2	T	1407
810XXX	Aircraft--unspecified	3	T	1409
8110XX	Airplane--powered fixed wing, unspecified	4	T	1411
8111XX	Airplane--jet or turbine engine	4	T	1412
8112XX	Airplane--propeller-driven or piston engine	4	T	1413
811XXX	Airplanes--powered fixed wing	3	T	1410
812XXX	Helicopters, powered rotary wing aircraft	3	T	1415
813XXX	Aircraft--nonpowered	3	T	1416
819XXX	Aircraft, n.e.c	3	T	1421
81XXXX	Aircraft	2	T	1408
820XXX	Rail vehicle--unspecified	3	T	1423
821XXX	Streetcar, trolley, light rail	3	T	1424
822XXX	Subway, elevated train	3	T	1425
8230XX	Heavy rail vehicles--unspecified	4	T	1427
8231XX	Freight train	4	T	1428
8232XX	Passenger train--heavy	4	T	1429
8233XX	Unattached locomotive	4	T	1430
8234XX	Unattached rail car	4	T	1431
823XXX	Heavy rail vehicles	3	T	1426
824XXX	Construction, cleaning, maintenance machine--rail mounted	3	T	1433
825XXX	Industrial, mining vehicle--rail mounted	3	T	1434
829XXX	Rail vehicle--n.e.c	3	T	1435
82XXXX	Rail vehicles	2	T	1422
830XXX	Water vehicle--unspecified	3	T	1437
831XXX	Barge	3	T	1438
833XXX	Tugboat, towboat	3	T	1440
834XXX	Cargo ship, freighter, passenger liner	3	T	1441
835XXX	Motorboat, motorized yacht	3	T	1442
837XXX	Rowboat, kayak, canoe, raft	3	T	1444
839XXX	Water vehicle--n.e.c	3	T	1445
83XXXX	Water vehicles	2	T	1436
840XXX	Roadway vehicle--motorized, unspecified	3	T	1447
8410XX	Emergency vehicle--unspecified	4	T	1449
8411XX	Police patrol vehicle	4	T	1450
8412XX	Ambulance	4	T	1451
8413XX	Police or prisoner transport van, bus	4	T	1452
8414XX	Fire truck, other emergency equipment truck	4	T	1453
8415XX	Police motorcycle	4	T	1454
8419XX	Emergency vehicles--n.e.c.	4	T	1455
841XXX	Emergency and security vehicles	3	T	1448
8420XX	Trucks with mounted machines, equipment--unspecified	4	T	1457
8421XX	Tow truck	4	T	1458
8422XX	Dump trucks	4	T	1459
8423XX	Garbage trucks	4	T	1460
8424XX	Cement and concrete mixer trucks	4	T	1461
8425XX	Boom truck, cherry picker	4	T	1462
8429XX	Trucks with other mounted machinery, equipment--n.e.c.	4	T	1463
842XXX	Trucks with mounted machinery, equipment	3	T	1456
8430XX	Trucks--unspecified	4	T	1465
8431XX	Pickup truck	4	T	1466
8432XX	Straight trucks, box trucks	4	T	1467
8433XX	Tanker trucks	4	T	1468
8434XX	Other semi, tractor-trailer	4	T	1469
8439XX	Trucks--n.e.c	4	T	1470
843XXX	Trucks	3	T	1464
8440XX	Passenger vehicle--unspecified	4	T	1472
8441XX	Taxi	4	T	1473
8442XX	Automobile	4	T	1474
8443XX	Sports utility vehicle (SUV)	4	T	1475
8444XX	Motorcycle, moped, dirt bike	4	T	1476
8445XX	Vans, passenger and utility	4	T	1477
8446XX	Bus	4	T	1478
8447XX	Motor home, RV	4	T	1479
8449XX	Passenger vehicle--n.e.c	4	T	1480
844XXX	Passenger vehicles	3	T	1471
849XXX	Roadway vehicle--motorized, n.e.c.	3	T	1481
84XXXX	Roadway vehicles--motorized	2	T	1446
851XXX	Bicycle, pedal cycle	3	T	1484
859XXX	Animal or human-powered vehicle--n.e.c.	3	T	1487
85XXXX	Animal or human- powered vehicles	2	T	1482
860XXX	Off-road or industrial vehicle--powered, unspecified	3	T	1489
8610XX	Off-road passenger vehicle--powered, unspecified	4	T	1491
8611XX	All-terrain vehicle (ATV)	4	T	1492
8612XX	Golf cart, personnel transport cart	4	T	1493
8614XX	Snowmobile	4	T	1495
8619XX	Off-road passenger vehicles--powered, n.e.c	4	T	1496
861XXX	Off-road passenger vehicles--powered	3	T	1490
8620XX	Industrial vehicle, material hauling and transport--powered, unspecified	4	T	1498
8621XX	Forklift, order picker, platform truck--powered	4	T	1499
8622XX	Industrial carrier--powered	4	T	1500
8623XX	Pallet jack--riding	4	T	1501
8624XX	Airport utility vehicle--powered	4	T	1502
8625XX	Oversized industrial hauler	4	T	1503
8629XX	Industrial vehicle, material hauling and transport--powered, n.e.c	4	T	1504
862XXX	Industrial vehicles, material hauling and transport--powered	3	T	1497
863XXX	Agricultural tractors	3	T	1505
869XXX	Off-road or industrial vehicle--powered, n.e.c	3	T	1506
86XXXX	Off-road and industrial vehicles--powered	2	T	1488
892XXX	Tank	3	T	1509
893XXX	Street sweeping and cleaning machinery	3	T	1510
899XXX	Vehicle--n.e.c	3	T	1511
89XXXX	Other vehicles	2	T	1507
8XXXXX	Vehicles	1	T	1406
90XXXX	Safety and environmental factors and conditions--unspecified	2	T	1513
910XXX	Apparel, laundry, linens--unspecified	3	T	1515
9110XX	Apparel, clothing--except safety, unspecified	4	T	1517
9111XX	Shoes, socks, footwear	4	T	1518
9112XX	Hats, caps, headwear	4	T	1519
9113XX	Belts	4	T	1520
9115XX	Eye glasses, sunglasses	4	T	1522
9116XX	Clothing	4	T	1523
9118XX	Multiple apparel, clothing--except safety	4	T	1524
9119XX	Apparel, clothing--except safety, n.e.c.	4	T	1525
911XXX	Apparel, clothing--except safety	3	T	1516
912XXX	Towels, linens, bedding	3	T	1526
913XXX	Laundry	3	T	1527
919XXX	Apparel, laundry, linens--n.e.c.	3	T	1528
91XXXX	Apparel, laundry, linens	2	T	1514
920XXX	Personal protective equipment (PPE)--unspecified	3	T	1530
9211XX	Disposable and medical gloves	4	T	1533
9213XX	Steel-toed footwear	4	T	1535
9214XX	Hard hat, helmet	4	T	1536
9215XX	HAZMAT suit, gown	4	T	1537
9217XX	Gloves, handguards--except disposable, electric insulating	4	T	1539
9219XX	Protective apparel--n.e.c.	4	T	1540
921XXX	Protective apparel	3	T	1531
9221XX	Kneepads, shin guards	4	T	1543
9222XX	Fall protection equipment	4	T	1544
9225XX	Eye and face protection	4	T	1547
9229XX	Other protective equipment--n.e.c.	4	T	1549
922XXX	Other protective equipment	3	T	1541
9230XX	Respirators--unspecified	4	T	1551
9231XX	Air filtering respirators	4	T	1552
9232XX	Supplied air respirators, SCBA	4	T	1553
9233XX	Cloth facemask	4	T	1554
923XXX	Respirators	3	T	1550
929XXX	Personal protective equipment (PPE)--n.e.c.	3	T	1556
92XXXX	Personal protective equipment (PPE)	2	T	1529
9310XX	Safety equipment--unspecified	4	T	1560
9311XX	Fire extinguishers	4	T	1561
9312XX	Wheel chocks, blocks	4	T	1562
9313XX	First aid station equipment	4	T	1563
9319XX	Safety equipment--n.e.c.	4	T	1564
931XXX	Safety equipment	3	T	1559
9321XX	Machine vent hoods	4	T	1567
9322XX	Rollover protective structure (ROPS)	4	T	1568
9324XX	Machine guards	4	T	1570
9325XX	Sprinkler systems, dust suppression	4	T	1571
9329XX	Engineering controls--n.e.c.	4	T	1572
932XXX	Engineering controls	3	T	1565
9350XX	Hazard communication and signage--unspecified	4	T	1583
9352XX	Safety markers	4	T	1585
9353XX	Lights, signs--hazard and safety	4	T	1586
9354XX	Environmental exposure monitors	4	T	1587
9359XX	Hazard communication and signage--n.e.c.	4	T	1588
935XXX	Hazard communication and signage	3	T	1582
93XXXX	Safety controls and equipment--except PPE	2	T	1557
950XXX	Environmental and elemental conditions--unspecified	3	T	1609
9521XX	Ice, sleet, snow, hail	4	T	1619
9526XX	Lightning	4	T	1624
9527XX	Waves, surges, rough seas	4	T	1625
952XXX	Weather, atmospheric conditions	3	T	1617
9531XX	Atmospheric pressure--high or low	4	T	1630
9532XX	Water pressure--high or low	4	T	1631
9533XX	Pressurized air--blast	4	T	1632
9534XX	Pressurized water--blast	4	T	1633
9539XX	Environmental pressure--n.e.c.	4	T	1635
953XXX	Environmental and elemental pressure	3	T	1628
9540XX	Temperature extremes--environmental--unspecified	4	T	1637
9541XX	Cold--environmental	4	T	1638
9542XX	Heat--environmental	4	T	1639
954XXX	Temperature extremes--environmental	3	T	1636
9551XX	Sun	4	T	1642
9552XX	Fire, flame	4	T	1643
9553XX	Welders� flash	4	T	1644
9554XX	Lasers	4	T	1645
9555XX	Other ultraviolet (UV) light	4	T	1646
9557XX	Noise	4	T	1648
955XXX	Light, radiation, noise	3	T	1640
959XXX	Other environmental and elemental conditions	3	T	1650
95XXXX	Environmental and elemental conditions	2	T	1608
990XXX	Source, secondary source--unspecified	3	T	1652
992XXX	Known exposure, no or unknown incidence of injury or illness	3	T	1654
999XXX	Other source, secondary source--n.e.c.	3	T	1655
99XXXX	Other source, secondary source	2	T	1651
9XXXXX	Safety and environmental factors and conditions	1	T	1512