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 DI-TERT-BUTYL PEROXIDE
CAS # 110-05-4
RTECS # ER2450000 
Agent Code M0478

CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
048 CHEMICAL ENGINEERS 16

216 ENGINEERING TECHNICIANS, N.E.C. 190
57
224 CHEMICAL TECHNICIANS 834
215
365 STOCK AND INVENTORY CLERKS 66

453 JANITORS AND CLEANERS 171

535 CAMERA, WATCH, AND MUSICAL INSTRUMENT REPAIRERS 6

575 ELECTRICIANS 92

585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 16

633 SUPERVISORS, PRODUCTION OCCUPATIONS 42

637 MACHINISTS 13

699 MISCELLANEOUS PLANT AND SYSTEM OPERATORS 40

756 MIXING AND BLENDING MACHINE OPERATORS 1,574
548
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 253

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 592
38
783 WELDERS AND CUTTERS 19

878 MACHINE FEEDERS AND OFFBEARERS 382
287
889 LABORERS, EXCEPT CONSTRUCTION 19

SUBTOTAL 4,325
1,145
PETROLEUM AND COAL PRODUCTS (SIC 29)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 7

073 CHEMISTS, EXCEPT BIOCHEMISTS 7

224 CHEMICAL TECHNICIANS 126
56
453 JANITORS AND CLEANERS 105

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 77

SUBTOTAL 322
56
RUBBER AND MISC. PLASTICS PRODUCTS (SIC 30)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
719 MOLDING AND CASTING MACHINE OPERATORS 1,040
757
756 MIXING AND BLENDING MACHINE OPERATORS 82

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 247

779 MACHINE OPERATORS, NOT SPECIFIED 1,417
1,262
785 ASSEMBLERS 30
30
888 HAND PACKERS AND PACKAGERS 121
121
SUBTOTAL 2,937
2,170
PRIMARY METAL INDUSTRIES (SIC 33)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
549 NOT SPECIFIED MECHANICS AND REPAIRERS 407

715 MISCELLANEOUS METAL, PLASTIC, STONE, AND GLASS WORKING MACHINE OPERATORS 29

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 3,263
14
769 SLICING AND CUTTING MACHINE OPERATORS 29

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 87

SUBTOTAL 3,815
14
FABRICATED METAL PRODUCTS (SIC 34)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
365 STOCK AND INVENTORY CLERKS 37

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 150

777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 112

779 MACHINE OPERATORS, NOT SPECIFIED 75

SUBTOTAL 374

MACHINERY, EXCEPT ELECTRICAL (SIC 35)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
549 NOT SPECIFIED MECHANICS AND REPAIRERS 201
201
575 ELECTRICIANS 126

636 PRECISION ASSEMBLERS, METAL 1,119
947
637 MACHINISTS 201
172
675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 966

756 MIXING AND BLENDING MACHINE OPERATORS 81
27
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 952
570
785 ASSEMBLERS 2,453
377
SUBTOTAL 6,099
2,294
ELECTRIC AND ELECTRONIC EQUIPMENT (SIC 36)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
719 MOLDING AND CASTING MACHINE OPERATORS 964
492
785 ASSEMBLERS 34

SUBTOTAL 998
492
TRANSPORTATION EQUIPMENT (SIC 37)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 305

SUBTOTAL 305

MISCELLANEOUS MANUFACTURING INDUSTRIES (SIC 39)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
719 MOLDING AND CASTING MACHINE OPERATORS 357
119
756 MIXING AND BLENDING MACHINE OPERATORS 30

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 89
30
SUBTOTAL 476
149
WHOLESALE TRADE - DURABLE GOODS (SIC 50)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
514 AUTOMOBILE BODY AND RELATED REPAIRERS 788

SUBTOTAL 788

HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
446 HEALTH AIDES, EXCEPT NURSING 78
52
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 44

SUBTOTAL 122
52
TOTAL 20,561 6,372
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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