National Occupational Exposure Survey
(1981 - 1983)

Estimated Percentages of Controlled and Uncontrolled Potential Exposures to Specific Agents by Occupation within 2-Digit Standard Industrial Classification (SIC)*

Agent Name ZINC, DUST
CAS # 7440-66-6
RTECS # ZG8600000 
Agent Code X4242

OIL AND GAS EXTRACTION (SIC 13)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
518 INDUSTRIAL MACHINERY REPAIRERS 100.0%
0.0%
0.0%
0.0%
0.0%
386
613 SUPERVISORS, EXTRACTIVE OCCUPATIONS 0.0%
0.0%
50.0%
50.0%
0.0%
355
614 DRILLERS, OIL WELL 67.9%
0.0%
32.1%
0.0%
0.0%
10,347
617 MINING OCCUPATIONS, N.E.C. 16.9%
0.0%
41.5%
41.5%
0.0%
855
779 MACHINE OPERATORS, NOT SPECIFIED 100.0%
0.0%
0.0%
0.0%
0.0%
338
804 TRUCK DRIVERS, HEAVY 0.0%
0.0%
50.0%
50.0%
0.0%
237
848 HOIST AND WINCH OPERATORS 0.0%
0.0%
50.0%
50.0%
0.0%
710
878 MACHINE FEEDERS AND OFFBEARERS 100.0%
0.0%
0.0%
0.0%
0.0%
13,660
SUBTOTAL 80.1%
0.0%
16.0%
3.7%
0.0%
26,888
GENERAL BUILDING CONTRACTORS (SIC 15)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
575 ELECTRICIANS 100.0%
0.0%
0.0%
0.0%
0.0%
8,544
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 0.0%
33.3%
66.7%
0.0%
0.0%
3,512
869 CONSTRUCTION LABORERS 0.0%
0.0%
100.0%
0.0%
0.0%
25,707
SUBTOTAL 22.6%
3.0%
74.2%
0.0%
0.0%
37,763
SPECIAL TRADE CONTRACTORS (SIC 17)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
555 SUPERVISORS, ELECTRICIANS AND POWER TRANSMISSION INSTALLERS 0.0%
0.0%
0.0%
100.0%
0.0%
429
575 ELECTRICIANS 33.3%
0.0%
9.9%
56.8%
0.0%
5,853
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 100.0%
0.0%
0.0%
0.0%
0.0%
1,396
599 CONSTRUCTION TRADES, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
2,542
637 MACHINISTS 0.0%
0.0%
100.0%
0.0%
0.0%
2,690
653 SHEET METAL WORKERS 100.0%
0.0%
0.0%
0.0%
0.0%
2,116
785 ASSEMBLERS 0.0%
0.0%
0.0%
100.0%
0.0%
429
869 CONSTRUCTION LABORERS 100.0%
0.0%
0.0%
0.0%
0.0%
465
SUBTOTAL 53.1%
0.0%
20.5%
26.2%
0.0%
15,920
FOOD AND KINDRED PRODUCTS (SIC 20)
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%
586
633 SUPERVISORS, PRODUCTION OCCUPATIONS 100.0%
0.0%
0.0%
0.0%
0.0%
107
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 100.0%
0.0%
0.0%
0.0%
0.0%
862
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
1,555
LUMBER AND WOOD PRODUCTS (SIC 24)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
719 MOLDING AND CASTING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
134
756 MIXING AND BLENDING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
134
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
268
PAPER AND ALLIED PRODUCTS (SIC 26)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 0.0%
0.0%
100.0%
0.0%
0.0%
1,006
SUBTOTAL 0.0%
0.0%
100.0%
0.0%
0.0%
1,006
CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
224 CHEMICAL TECHNICIANS 0.0%
0.0%
100.0%
0.0%
0.0%
3,274
225 SCIENCE TECHNICIANS, N.E.C. 0.0%
0.0%
0.0%
100.0%
0.0%
313
235 TECHNICIANS, N.E.C. 0.0%
0.0%
100.0%
0.0%
0.0%
512
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 0.0%
0.0%
50.0%
50.0%
0.0%
206
389 ADMINISTRATIVE SUPPORT OCCUPATIONS, N.E.C. 0.0%
0.0%
50.0%
50.0%
0.0%
103
453 JANITORS AND CLEANERS 0.0%
0.0%
67.5%
32.5%
0.0%
2,723
518 INDUSTRIAL MACHINERY REPAIRERS 100.0%
0.0%
0.0%
0.0%
0.0%
10
549 NOT SPECIFIED MECHANICS AND REPAIRERS 0.0%
0.0%
100.0%
0.0%
0.0%
13
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 100.0%
0.0%
0.0%
0.0%
0.0%
341
637 MACHINISTS 100.0%
0.0%
0.0%
0.0%
0.0%
138
696 STATIONARY ENGINEERS 0.0%
0.0%
100.0%
0.0%
0.0%
96
754 PACKAGING AND FILLING MACHINE OPERATORS 0.0%
0.0%
0.0%
100.0%
0.0%
89
756 MIXING AND BLENDING MACHINE OPERATORS 0.0%
0.0%
43.7%
56.3%
0.0%
709
757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 0.0%
0.0%
100.0%
0.0%
0.0%
197
766 FURNACE, KILN, AND OVEN OPERATORS, EXC. FOOD 0.0%
0.0%
100.0%
0.0%
0.0%
478
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 0.0%
0.0%
0.0%
100.0%
0.0%
715
783 WELDERS AND CUTTERS 100.0%
0.0%
0.0%
0.0%
0.0%
467
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 0.0%
0.0%
0.0%
100.0%
0.0%
268
888 HAND PACKERS AND PACKAGERS 0.0%
0.0%
9.4%
90.6%
0.0%
2,202
889 LABORERS, EXCEPT CONSTRUCTION 0.0%
0.0%
100.0%
0.0%
0.0%
165
SUBTOTAL 7.3%
0.0%
55.6%
37.0%
0.0%
13,019
RUBBER AND MISC. PLASTICS PRODUCTS (SIC 30)
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%
866
755 EXTRUDING AND FORMING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
96
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
7,894
783 WELDERS AND CUTTERS 100.0%
0.0%
0.0%
0.0%
0.0%
24
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
8,880
STONE, CLAY, AND GLASS PRODUCTS (SIC 32)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
575 ELECTRICIANS 100.0%
0.0%
0.0%
0.0%
0.0%
246
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
246
PRIMARY METAL INDUSTRIES (SIC 33)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
547 SPECIFIED MECHANICS AND REPAIRERS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
75
785 ASSEMBLERS 100.0%
0.0%
0.0%
0.0%
0.0%
119
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
194
FABRICATED METAL PRODUCTS (SIC 34)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 60.7%
19.7%
0.0%
19.7%
0.0%
95
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 100.0%
0.0%
0.0%
0.0%
0.0%
135
597 STRUCTURAL METAL WORKERS 100.0%
0.0%
0.0%
0.0%
0.0%
4,906
637 MACHINISTS 100.0%
0.0%
0.0%
0.0%
0.0%
2,447
707 ROLLING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
1,519
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 0.0%
82.9%
0.8%
16.3%
0.0%
1,177
785 ASSEMBLERS 0.0%
0.0%
0.0%
100.0%
0.0%
34
889 LABORERS, EXCEPT CONSTRUCTION 100.0%
0.0%
0.0%
0.0%
0.0%
174
SUBTOTAL 88.0%
9.4%
8.9%
2.3%
0.0%
10,487
MACHINERY, EXCEPT ELECTRICAL (SIC 35)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
637 MACHINISTS 0.0%
0.0%
0.0%
100.0%
0.0%
349
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
145
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 0.0%
15.6%
15.6%
18.8%
50.1%
1,798
783 WELDERS AND CUTTERS 100.0%
0.0%
0.0%
0.0%
0.0%
932
785 ASSEMBLERS 0.0%
0.0%
100.0%
0.0%
0.0%
87
SUBTOTAL 32.5%
8.4%
11.0%
20.7%
27.2%
3,311
ELECTRIC AND ELECTRONIC EQUIPMENT (SIC 36)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 0.0%
0.0%
1.2%
98.8%
0.0%
1,264
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 0.0%
33.3%
33.3%
33.3%
0.0%
401
SUBTOTAL 0.0%
8.0%
8.9%
83.0%
0.0%
1,665
TRANSPORTATION EQUIPMENT (SIC 37)
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%
16
453 JANITORS AND CLEANERS 100.0%
0.0%
0.0%
0.0%
0.0%
82
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 0.0%
33.3%
33.3%
33.3%
0.0%
3,502
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 100.0%
0.0%
0.0%
0.0%
0.0%
144
725 MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS 0.0%
25.0%
50.0%
25.0%
0.0%
511
756 MIXING AND BLENDING MACHINE OPERATORS 0.0%
50.0%
0.0%
50.0%
0.0%
87
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 0.0%
14.0%
70.0%
15.0%
1.0%
27,042
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
2
783 WELDERS AND CUTTERS 0.0%
0.0%
100.0%
0.0%
0.0%
4
785 ASSEMBLERS 2.2%
0.0%
0.0%
97.8%
0.0%
2,519
SUBTOTAL 0.8%
15.1%
60.0%
23.1%
0.7%
33,909
INSTRUMENTS AND RELATED PRODUCTS (SIC 38)
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%
472
683 ELECTRICAL AND ELECTRONIC EQUIPMENT ASSEMBLERS 100.0%
0.0%
0.0%
0.0%
0.0%
2,123
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
2,595
WATER TRANSPORTATION (SIC 44)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 0.0%
33.3%
66.7%
0.0%
0.0%
3,692
SUBTOTAL 0.0%
33.3%
66.7%
0.0%
0.0%
3,692
WHOLESALE TRADE - DURABLE GOODS (SIC 50)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
575 ELECTRICIANS 0.0%
0.0%
66.7%
33.3%
0.0%
21
SUBTOTAL 0.0%
0.0%
66.7%
33.3%
0.0%
21
MISCELLANEOUS REPAIR SERVICES (SIC 76)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 0.0%
0.0%
0.0%
100.0%
0.0%
460
SUBTOTAL 0.0%
0.0%
0.0%
100.0%
0.0%
460
HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
083 MEDICAL SCIENTISTS 0.0%
100.0%
0.0%
0.0%
0.0%
125
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 100.0%
0.0%
0.0%
0.0%
0.0%
1,452
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 0.0%
0.0%
66.7%
33.3%
0.0%
147
SUBTOTAL 84.2%
7.2%
5.6%
2.8%
0.0%
1,724
TOTAL 39.9%
5.5%
41.1%
12.6%
0.7%
163,603
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.

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