National Occupational Exposure Survey
(1981 - 1983)

Estimated Numbers of Employees Potentially Exposed to Specific Agents by Occupation within 2-Digit Standard Industrial Classification (SIC)*

Agent Name PENTANE
CAS # 109-66-0
RTECS # RZ9450000 
Agent Code 54243

SPECIAL TRADE CONTRACTORS (SIC 17)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
704 LATHE AND TURNING MACHINE OPERATORS 5,098

SUBTOTAL 5,098

FOOD AND KINDRED PRODUCTS (SIC 20)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
223 BIOLOGICAL TECHNICIANS 13
2
SUBTOTAL 13
2
LUMBER AND WOOD PRODUCTS (SIC 24)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
727 SAWING MACHINE OPERATORS 1,066

SUBTOTAL 1,066

PRINTING AND PUBLISHING (SIC 27)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
567 CARPENTERS 149

SUBTOTAL 149

CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
048 CHEMICAL ENGINEERS 3

073 CHEMISTS, EXCEPT BIOCHEMISTS 10

223 BIOLOGICAL TECHNICIANS 1,226
377
224 CHEMICAL TECHNICIANS 16

535 CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS 6

575 ELECTRICIANS 10

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 39
3
633 SUPERVISORS, PRODUCTION OCCUPATIONS 64

637 MACHINISTS 10

757 SEPARATING, FILTERING, AND CLARIFYING MACHINE OPERATORS 2,574
386
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 257
43
779 MACHINE OPERATORS, NOT SPECIFIED 86

783 WELDERS AND CUTTERS 773

859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 26

SUBTOTAL 5,100
809
PETROLEUM AND COAL PRODUCTS (SIC 29)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
073 CHEMISTS, EXCEPT BIOCHEMISTS 78

224 CHEMICAL TECHNICIANS 1,170
239
699 MISCELLANEOUS PLANT AND SYSTEM OPERATORS 653

756 MIXING AND BLENDING MACHINE OPERATORS 127

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 361

SUBTOTAL 2,389
239
RUBBER AND MISC. PLASTICS PRODUCTS (SIC 30)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
335 FILE CLERKS 553
484
364 TRAFFIC, SHIPPING, AND RECEIVING CLERKS 678

453 JANITORS AND CLEANERS 42

535 CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS 1,085

549 NOT SPECIFIED MECHANICS AND REPAIRERS 134

593 INSULATION WORKERS 196
123
713 FORGING MACHINE OPERATORS 137
86
719 MOLDING AND CASTING MACHINE OPERATORS 8,965
6,249
755 EXTRUDING AND FORMING MACHINE OPERATORS 25

756 MIXING AND BLENDING MACHINE OPERATORS 49

765 FOLDING MACHINE OPERATORS 89
22
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 50
25
779 MACHINE OPERATORS, NOT SPECIFIED 346
187
785 ASSEMBLERS 152
152
856 INDUSTRIAL TRUCK AND TRACTOR EQUIPMENT OPERATORS 134
67
859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 22

873 PRODUCTION HELPERS 502

888 HAND PACKERS AND PACKAGERS 164

889 LABORERS, EXCEPT CONSTRUCTION 25

SUBTOTAL 13,348
7,395
STONE, CLAY, AND GLASS PRODUCTS (SIC 32)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
073 CHEMISTS, EXCEPT BIOCHEMISTS 6

235 TECHNICIANS, N.E.C. 12

SUBTOTAL 18

MACHINERY, EXCEPT ELECTRICAL (SIC 35)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 2,405
1,202
719 MOLDING AND CASTING MACHINE OPERATORS 12

SUBTOTAL 2,417
1,202
ELECTRIC AND ELECTRONIC EQUIPMENT (SIC 36)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 57
19
888 HAND PACKERS AND PACKAGERS 669
586
SUBTOTAL 726
605
TRANSPORTATION EQUIPMENT (SIC 37)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 35

224 CHEMICAL TECHNICIANS 6

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 137

783 WELDERS AND CUTTERS 219

797 PRODUCTION TESTERS 55

SUBTOTAL 452

INSTRUMENTS AND RELATED PRODUCTS (SIC 38)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
225 SCIENCE TECHNICIANS, N.E.C. 6
3
534 HEATING, AIR CONDITIONING, AND REFRIGERATION MECHANICS 52
15
SUBTOTAL 58
18
WHOLESALE TRADE - DURABLE GOODS (SIC 50)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
633 SUPERVISORS, PRODUCTION OCCUPATIONS 223

804 TRUCK DRIVERS, HEAVY 890

889 LABORERS, EXCEPT CONSTRUCTION 668

SUBTOTAL 1,781

BUSINESS SERVICES (SIC 73)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
073 CHEMISTS, EXCEPT BIOCHEMISTS 2,042
289
075 GEOLOGISTS AND GEODESISTS 28

225 SCIENCE TECHNICIANS, N.E.C. 298
27
235 TECHNICIANS, N.E.C. 292

308 COMPUTER OPERATORS 2,260
282
SUBTOTAL 4,920
598
AUTO REPAIR, SERVICES, AND GARAGES (SIC 75)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
864 HELPERS, MECHANICS AND REPAIRERS 454

885 GARAGE AND SERVICE STATION RELATED OCCUPATIONS 454

SUBTOTAL 908

HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
083 MEDICAL SCIENTISTS 26
21
SUBTOTAL 26
21
TOTAL 38,469 10,889
RELATED PAGES: Estimates by SIC, Estimates by Occupation

*(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 estimates, 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.

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