| Agent Name | GASOLINE-UNLEADED |
| CAS # | |
| RTECS # | |
| Agent Code | 90885 |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
403 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
263 |
| SUBTOTAL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
666 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 385 | DATA-ENTRY KEYERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
816 |
| 518 | INDUSTRIAL MACHINERY REPAIRERS | 97.6% |
0.0% |
0.0% |
2.4% |
0.0% |
2,417 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
1,249 |
| 613 | SUPERVISORS, EXTRACTIVE OCCUPATIONS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
178 |
| 614 | DRILLERS, OIL WELL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,309 |
| 617 | MINING OCCUPATIONS, N.E.C. | 23.4% |
0.0% |
0.0% |
76.6% |
0.0% |
618 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
338 |
| 804 | TRUCK DRIVERS, HEAVY | 13.4% |
0.0% |
0.0% |
86.6% |
0.0% |
1,080 |
| 848 | HOIST AND WINCH OPERATORS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
355 |
| 856 | INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
1,440 |
| 859 | MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,478 |
| 878 | MACHINE FEEDERS AND OFFBEARERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
676 |
| 887 | VEHICLE WASHERS AND EQUIPMENT CLEANERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
228 |
| SUBTOTAL | 56.5% |
0.0% |
0.0% |
43.4% |
0.0% |
13,182 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 053 | CIVIL ENGINEERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
67 |
| 518 | INDUSTRIAL MACHINERY REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
5,620 |
| 558 | SUPERVISORS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
5,209 |
| 567 | CARPENTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
642 |
| 844 | OPERATING ENGINEERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
580 |
| 869 | CONSTRUCTION LABORERS | 57.4% |
0.0% |
0.0% |
42.6% |
0.0% |
8,611 |
| SUBTOTAL | 79.5% |
0.0% |
0.0% |
20.4% |
0.0% |
20,729 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 016 | MANAGERS, PROPERTIES AND REAL ESTATE | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
81 |
| 486 | GROUNDSKEEPERS AND GARDENERS, EXCEPT FARM | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
161 |
| 514 | AUTOMOBILE BODY AND RELATED REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
24 |
| 516 | HEAVY EQUIPMENT MECHANICS | 41.8% |
0.0% |
5.6% |
52.6% |
0.0% |
7,178 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
228 |
| 558 | SUPERVISORS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
443 |
| 567 | CARPENTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
559 |
| 575 | ELECTRICIANS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,127 |
| 588 | CONCRETE AND TERRAZZO FINISHERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
447 |
| 699 | MISCELLANEOUS PLANT AND SYSTEM OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
256 |
| 783 | WELDERS AND CUTTERS | 84.9% |
0.0% |
0.0% |
15.1% |
0.0% |
408 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
336 |
| 844 | OPERATING ENGINEERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,091 |
| 869 | CONSTRUCTION LABORERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,896 |
| SUBTOTAL | 70.2% |
0.0% |
2.8% |
26.9% |
0.0% |
14,235 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 019 | MANAGERS AND ADMINISTRATORS, N.E.C. | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
80 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,423 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 25.2% |
0.0% |
0.0% |
74.8% |
0.0% |
867 |
| 516 | HEAVY EQUIPMENT MECHANICS | 56.9% |
0.0% |
0.0% |
43.1% |
0.0% |
2,344 |
| 519 | MACHINERY MAINTENANCE OCCUPATIONS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
308 |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 23.4% |
0.0% |
0.0% |
76.6% |
0.0% |
2,780 |
| 558 | SUPERVISORS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
385 |
| 567 | CARPENTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
14,668 |
| 575 | ELECTRICIANS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
12,790 |
| 576 | ELECTRICIAN APPRENTICES | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
368 |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,797 |
| 595 | ROOFERS | 38.3% |
0.0% |
0.0% |
61.7% |
0.0% |
10,094 |
| 653 | SHEET METAL WORKERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
259 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
5,745 |
| 783 | WELDERS AND CUTTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
838 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
692 |
| 844 | OPERATING ENGINEERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,310 |
| 869 | CONSTRUCTION LABORERS | 78.5% |
0.0% |
0.0% |
21.5% |
0.0% |
4,648 |
| 873 | PRODUCTION HELPERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
1,278 |
| SUBTOTAL | 80.5% |
0.0% |
0.0% |
19.4% |
0.0% |
63,674 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
248 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 49.5% |
0.0% |
0.0% |
50.5% |
0.0% |
1,291 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
259 |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
248 |
| 699 | MISCELLANEOUS PLANT AND SYSTEM OPERATORS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
65 |
| 768 | CRUSHING AND GRINDING MACHINE OPERATORS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
991 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,342 |
| 806 | DRIVER-SALES WORKERS | 11.8% |
0.0% |
0.0% |
88.2% |
0.0% |
1,468 |
| SUBTOTAL | 44.8% |
0.0% |
0.0% |
55.1% |
0.0% |
5,912 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
517 |
| SUBTOTAL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
517 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 357 | MESSENGERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
27 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
27 |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
213 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
172 |
| SUBTOTAL | 60.8% |
0.0% |
0.0% |
39.1% |
0.0% |
439 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 019 | MANAGERS AND ADMINISTRATORS, N.E.C. | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
316 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
111 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
1,265 |
| SUBTOTAL | 6.5% |
0.0% |
0.0% |
93.4% |
0.0% |
1,692 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
365 |
| 496 | TIMBER CUTTING AND LOGGING OCCUPATIONS | 45.5% |
0.0% |
0.0% |
54.5% |
0.0% |
493 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
74 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
192 |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,094 |
| 785 | ASSEMBLERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,458 |
| 789 | HAND PAINTING, COATING, AND DECORATING OCCUPATIONS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
608 |
| 795 | MISCELLANEOUS HAND WORKING OCCUPATIONS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
28 |
| 849 | CRANE AND TOWER OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
37 |
| 856 | INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
101 |
| 883 | FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
101 |
| SUBTOTAL | 94.0% |
0.0% |
0.0% |
5.9% |
0.0% |
4,551 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
95 |
| SUBTOTAL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
95 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
360 |
| 505 | AUTOMOBILE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
35 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
200 |
| 809 | TAXI CAB DRIVERS AND CHAUFFEURS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
35 |
| 873 | PRODUCTION HELPERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
599 |
| SUBTOTAL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,229 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 278 | NEWS VENDORS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
416 |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
88 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
20 |
| 679 | BOOKBINDERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
462 |
| 734 | PRINTING MACHINE OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,830 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,206 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,667 |
| SUBTOTAL | 92.4% |
0.0% |
0.0% |
7.5% |
0.0% |
6,689 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 505 | AUTOMOBILE MECHANICS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
131 |
| 637 | MACHINISTS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
35 |
| SUBTOTAL | 21.0% |
0.0% |
0.0% |
78.9% |
0.0% |
166 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 056 | INDUSTRIAL ENGINEERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
81 |
| 073 | CHEMISTS, EXCEPT BIOCHEMISTS | 6.1% |
0.0% |
93.9% |
0.0% |
0.0% |
343 |
| 224 | CHEMICAL TECHNICIANS | 32.9% |
0.0% |
13.9% |
53.2% |
0.0% |
2,316 |
| 225 | SCIENCE TECHNICIANS, N.E.C. | 0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
322 |
| 356 | MAIL CLERKS, EXC. POSTAL SERVICE | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
126 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,312 |
| 505 | AUTOMOBILE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
63 |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
795 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,127 |
| 567 | CARPENTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
403 |
| 575 | ELECTRICIANS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
725 |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,449 |
| 593 | INSULATION WORKERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
483 |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
322 |
| 637 | MACHINISTS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
966 |
| 677 | OPTICAL GOODS WORKERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
7 |
| 699 | MISCELLANEOUS PLANT AND SYSTEM OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
644 |
| 757 | SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
644 |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
403 |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 91.8% |
0.0% |
5.4% |
2.7% |
0.0% |
5,469 |
| 783 | WELDERS AND CUTTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
725 |
| 859 | MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
322 |
| 878 | MACHINE FEEDERS AND OFFBEARERS | 9.1% |
22.7% |
45.4% |
22.7% |
0.0% |
3,528 |
| 883 | FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
644 |
| SUBTOTAL | 74.7% |
3.4% |
12.3% |
9.3% |
0.0% |
23,219 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 453 | JANITORS AND CLEANERS | 63.5% |
0.0% |
0.0% |
36.5% |
0.0% |
754 |
| 756 | MIXING AND BLENDING MACHINE OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
192 |
| 783 | WELDERS AND CUTTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
577 |
| 849 | CRANE AND TOWER OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
848 |
| 856 | INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
226 |
| SUBTOTAL | 89.4% |
0.0% |
0.0% |
10.5% |
0.0% |
2,597 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 235 | TECHNICIANS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
8 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,975 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
281 |
| 516 | HEAVY EQUIPMENT MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
194 |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
32 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
190 |
| SUBTOTAL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,680 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
276 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
158 |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
917 |
| 759 | PAINTING AND PAINT SPRAYING MACHINE OPERATORS | 0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
258 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
282 |
| SUBTOTAL | 86.3% |
0.0% |
13.6% |
0.0% |
0.0% |
1,891 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 215 | MECHANICAL ENGINEERING TECHNICIANS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
123 |
| 785 | ASSEMBLERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
514 |
| 797 | PRODUCTION TESTERS | 0.0% |
0.0% |
73.4% |
26.6% |
0.0% |
1,337 |
| SUBTOTAL | 32.2% |
0.0% |
49.7% |
18.0% |
0.0% |
1,974 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 365 | STOCK AND INVENTORY CLERKS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
10 |
| 516 | HEAVY EQUIPMENT MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
39 |
| 518 | INDUSTRIAL MACHINERY REPAIRERS | 0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
138 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
1,889 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
281 |
| 856 | INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
27 |
| SUBTOTAL | 13.8% |
0.0% |
85.0% |
1.1% |
0.0% |
2,384 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 216 | ENGINEERING TECHNICIANS, N.E.C. | 71.3% |
0.0% |
28.7% |
0.0% |
0.0% |
20 |
| 235 | TECHNICIANS, N.E.C. | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
154 |
| 364 | TRAFFIC, SHIPPING, AND RECEIVING CLERKS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
36 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,803 |
| 505 | AUTOMOBILE MECHANICS | 81.2% |
0.0% |
18.8% |
0.0% |
0.0% |
241 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,153 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 14.7% |
0.0% |
0.0% |
85.3% |
0.0% |
23 |
| 585 | PLUMBERS, PIPEFITTERS, AND STEAMFITTERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
375 |
| 689 | INSPECTORS, TESTERS, AND GRADERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
170 |
| 713 | FORGING MACHINE OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
34 |
| 769 | SLICING AND CUTTING MACHINE OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
74 |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
6 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 89.2% |
0.0% |
10.8% |
0.0% |
0.0% |
1,106 |
| 785 | ASSEMBLERS | 23.4% |
0.0% |
9.0% |
16.2% |
51.4% |
2,108 |
| 804 | TRUCK DRIVERS, HEAVY | 89.7% |
0.0% |
0.0% |
10.3% |
0.0% |
468 |
| 809 | TAXI CAB DRIVERS AND CHAUFFEURS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
120 |
| SUBTOTAL | 74.5% |
0.0% |
4.5% |
7.1% |
13.7% |
7,891 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
159 |
| SUBTOTAL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
159 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 208 | HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
7,921 |
| 505 | AUTOMOBILE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
250 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
142 |
| 777 | MISCELLANEOUS MACHINE OPERATORS, N.E.C. | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
166 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
5,988 |
| 808 | BUS DRIVERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
17,949 |
| 809 | TAXI CAB DRIVERS AND CHAUFFEURS | 27.4% |
0.0% |
0.0% |
72.6% |
0.0% |
7,597 |
| 885 | GARAGE AND SERVICE STATION RELATED OCCUPATIONS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
14 |
| SUBTOTAL | 85.7% |
0.0% |
0.0% |
14.2% |
0.0% |
40,027 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 357 | MESSENGERS | 68.9% |
0.0% |
0.0% |
31.1% |
0.0% |
20,282 |
| 385 | DATA-ENTRY KEYERS | 0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
166 |
| 453 | JANITORS AND CLEANERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
394 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,063 |
| 699 | MISCELLANEOUS PLANT AND SYSTEM OPERATORS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
147 |
| 804 | TRUCK DRIVERS, HEAVY | 0.0% |
0.0% |
7.1% |
92.9% |
0.0% |
13,963 |
| 883 | FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,774 |
| 885 | GARAGE AND SERVICE STATION RELATED OCCUPATIONS | 62.2% |
0.0% |
0.0% |
37.8% |
0.0% |
212 |
| SUBTOTAL | 46.0% |
0.0% |
2.9% |
51.0% |
0.0% |
39,001 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
10,284 |
| SUBTOTAL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
10,284 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 318 | TRANSPORTATION TICKET AND RESERVATION AGENTS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,118 |
| 357 | MESSENGERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,589 |
| 365 | STOCK AND INVENTORY CLERKS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
363 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,309 |
| 505 | AUTOMOBILE MECHANICS | 22.1% |
0.0% |
46.7% |
31.2% |
0.0% |
1,547 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
933 |
| 515 | AIRCRAFT MECHANICS, EXC. ENGINE | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,220 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,620 |
| 883 | FREIGHT, STOCK, AND MATERIAL MOVERS, HAND, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
5,180 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
556 |
| SUBTOTAL | 93.0% |
0.0% |
4.1% |
2.7% |
0.0% |
17,435 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 307 | SUPERVISORS; DISTRIBUTION, SCHEDULING, AND ADJUSTING CLERKS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
2,993 |
| 453 | JANITORS AND CLEANERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
1,197 |
| SUBTOTAL | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
4,190 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
86 |
| SUBTOTAL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
86 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 235 | TECHNICIANS, N.E.C. | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
12,637 |
| 523 | ELECTRONIC REPAIRERS, COMMUNICATIONS AND INDUSTRIAL EQUIPMENT | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
2,527 |
| 529 | TELEPHONE INSTALLERS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
3,616 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,069 |
| SUBTOTAL | 23.6% |
0.0% |
0.0% |
76.3% |
0.0% |
19,849 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 453 | JANITORS AND CLEANERS | 58.2% |
0.0% |
0.0% |
41.8% |
0.0% |
5,428 |
| 505 | AUTOMOBILE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
794 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 94.7% |
0.0% |
0.0% |
5.3% |
0.0% |
1,434 |
| 633 | SUPERVISORS, PRODUCTION OCCUPATIONS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
403 |
| 859 | MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
76 |
| 869 | CONSTRUCTION LABORERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
1,257 |
| 885 | GARAGE AND SERVICE STATION RELATED OCCUPATIONS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
460 |
| SUBTOTAL | 57.9% |
0.0% |
0.0% |
42.0% |
0.0% |
9,852 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 019 | MANAGERS AND ADMINISTRATORS, N.E.C. | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
728 |
| 243 | SUPERVISORS AND PROPRIETORS, SALES OCCUPATIONS | 50.0% |
0.0% |
50.0% |
0.0% |
0.0% |
472 |
| 259 | SALES REPRESENTATIVES, MINING, MANUFACTURING, AND WHOLESALE | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
3,547 |
| 274 | SALES WORKERS, OTHER COMMODITIES | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,415 |
| 356 | MAIL CLERKS, EXC. POSTAL SERVICE | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
828 |
| 453 | JANITORS AND CLEANERS | 76.6% |
0.0% |
11.7% |
11.7% |
0.0% |
721 |
| 637 | MACHINISTS | 0.0% |
0.0% |
50.0% |
50.0% |
0.0% |
943 |
| 779 | MACHINE OPERATORS, NOT SPECIFIED | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
1,131 |
| 804 | TRUCK DRIVERS, HEAVY | 40.9% |
0.0% |
0.0% |
59.1% |
0.0% |
4,239 |
| 805 | TRUCK DRIVERS, LIGHT | 0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
943 |
| 885 | GARAGE AND SERVICE STATION RELATED OCCUPATIONS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,363 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
7,278 |
| SUBTOTAL | 43.3% |
0.0% |
7.0% |
49.5% |
0.0% |
24,608 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 029 | BUYERS, WHOLESALE AND RETAIL TRADE, EXCEPT FARM PRODUCTS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
797 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,359 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,669 |
| 804 | TRUCK DRIVERS, HEAVY | 66.2% |
0.0% |
0.0% |
33.8% |
0.0% |
16,913 |
| 805 | TRUCK DRIVERS, LIGHT | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
6,643 |
| 885 | GARAGE AND SERVICE STATION RELATED OCCUPATIONS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
3,986 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
398 |
| SUBTOTAL | 47.6% |
0.0% |
0.0% |
52.3% |
0.0% |
32,765 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 019 | MANAGERS AND ADMINISTRATORS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,836 |
| 243 | SUPERVISORS AND PROPRIETORS, SALES OCCUPATIONS | 47.9% |
0.0% |
0.0% |
52.1% |
0.0% |
640 |
| 276 | CASHIERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
885 |
| 365 | STOCK AND INVENTORY CLERKS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
427 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,140 |
| 505 | AUTOMOBILE MECHANICS | 75.1% |
0.0% |
0.0% |
24.9% |
0.0% |
12,864 |
| 514 | AUTOMOBILE BODY AND RELATED REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
427 |
| 547 | SPECIFIED MECHANICS AND REPAIRERS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
307 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
3,040 |
| 699 | MISCELLANEOUS PLANT AND SYSTEM OPERATORS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,474 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,447 |
| 843 | SUPERVISORS, MATERIAL MOVING EQUIPMENT OPERATORS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
334 |
| 864 | HELPERS, MECHANICS AND REPAIRERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
3,813 |
| 885 | GARAGE AND SERVICE STATION RELATED OCCUPATIONS 111179 | 85.9% |
0.0% |
0.0% |
12.8% |
1.3% |
111,179 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
9,261 |
| SUBTOTAL | 84.3% |
0.0% |
0.0% |
14.7% |
0.9% |
149,074 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 804 | TRUCK DRIVERS, HEAVY | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
426 |
| 805 | TRUCK DRIVERS, LIGHT | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
523 |
| 806 | DRIVER-SALES WORKERS | 29.0% |
0.0% |
0.0% |
71.0% |
0.0% |
719 |
| 809 | TAXI CAB DRIVERS AND CHAUFFEURS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
541 |
| SUBTOTAL | 9.4% |
0.0% |
0.0% |
90.5% |
0.0% |
2,209 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 235 | TECHNICIANS, N.E.C. | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
7,091 |
| 486 | GROUNDSKEEPERS AND GARDENERS, EXCEPT FARM | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
36 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
114 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,150 |
| 806 | DRIVER-SALES WORKERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
3,430 |
| SUBTOTAL | 99.7% |
0.0% |
0.0% |
0.2% |
0.0% |
12,821 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 503 | SUPERVISORS, MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
719 |
| 505 | AUTOMOBILE MECHANICS | 75.4% |
0.0% |
0.0% |
24.6% |
0.0% |
16,869 |
| 507 | BUS, TRUCK, AND STATIONARY ENGINE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
2,644 |
| 514 | AUTOMOBILE BODY AND RELATED REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,584 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
3,180 |
| 804 | TRUCK DRIVERS, HEAVY | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
3,478 |
| 885 | GARAGE AND SERVICE STATION RELATED OCCUPATIONS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,826 |
| 887 | VEHICLE WASHERS AND EQUIPMENT CLEANERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
3,990 |
| 889 | LABORERS, EXCEPT CONSTRUCTION | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
598 |
| SUBTOTAL | 76.6% |
0.0% |
0.0% |
23.3% |
0.0% |
34,888 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 505 | AUTOMOBILE MECHANICS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,380 |
| 805 | TRUCK DRIVERS, LIGHT | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
362 |
| SUBTOTAL | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
1,742 | |
| Code | Occupation Description (1980) | No Control |
Resp Prot |
Other PPE |
Vent |
Other Control |
Exposures |
| 449 | MAIDS AND HOUSEMEN | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
72 |
| 453 | JANITORS AND CLEANERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
481 |
| 486 | GROUNDSKEEPERS AND GARDENERS, EXCEPT FARM | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
20 |
| 549 | NOT SPECIFIED MECHANICS AND REPAIRERS | 0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
26 |
| 864 | HELPERS, MECHANICS AND REPAIRERS | 100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
45 |
| SUBTOTAL | 84.7% |
0.0% |
0.0% |
15.2% |
0.0% |
644 | |
| TOTAL | 72.1% |
0.1% |
1.8% |
25.4% |
0.4% |
576,046 | |
| RELATED PAGES: Estimates by SIC, Estimates by Occupation, Estimates by Occupation within SIC | |||||||
| ABBREVIATIONS: Resp Prot = Respiratory Protection Other PPE = Personal Protective Equipment Other Than Respiratory Protection Vent = Ventilation | |||||||
*(1) The estimates for each occupation apply only to the 3- and 4-digit SICs surveyed within the 2-digit SIC where the agent was observed. Not all SICs were surveyed, and not all agents were observed in all surveyed SICs. (2) When using the estimated numbers of exposures, standard errors associated with estimates should be considered. (3) Potential exposures to a chemical agent are categorized as actual (i.e., the surveyor observed the use of the specific agent) or tradename (i.e., the surveyor observed the use of a tradename product known to contain the specific agent). The estimates presented in the table combine both categories. (4) For a given occupation, the estimated number of potential exposures is not necessarily equal to the estimated total number of potentially exposed workers. For example, a worker may be exposed to the same agent from multiple sources; thus, it is not the worker that is controlled but the exposure. (5) The presence or absence of controls does not imply that controls are necessary or required. The estimates and the controls are strictly based on observations associated with potential exposures.