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 TUNSTEN CARBIDE (CW)
CAS # 12070-12-1
RTECS #  
Agent Code X2977

FABRICATED METAL PRODUCTS (SIC 34)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 496

633 SUPERVISORS, PRODUCTION OCCUPATIONS 434

779 MACHINE OPERATORS, NOT SPECIFIED 1,364

SUBTOTAL 2,294

MACHINERY, EXCEPT ELECTRICAL (SIC 35)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
633 SUPERVISORS, PRODUCTION OCCUPATIONS 39

709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 116

SUBTOTAL 155

ELECTRIC AND ELECTRONIC EQUIPMENT (SIC 36)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
453 JANITORS AND CLEANERS 259

633 SUPERVISORS, PRODUCTION OCCUPATIONS 207
104
703 LATHE AND TURNING MACHINE SET-UP OPERATORS 130
130
SUBTOTAL 596
234
MISCELLANEOUS MANUFACTURING INDUSTRIES (SIC 39)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
675 HAND MOLDERS AND SHAPERS, EXCEPT JEWELERS 255
64
889 LABORERS, EXCEPT CONSTRUCTION 96

SUBTOTAL 351
64
TOTAL 3,396 298
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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