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 SULFURIC ACID, IRON(3+) SALT (3:)
CAS # 10028-22-5
RTECS #  
Agent Code 33165

FOOD AND KINDRED PRODUCTS (SIC 20)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
694 WATER AND SEWAGE TREATMENT PLANT OPERATORS 38

696 STATIONARY ENGINEERS 79

754 PACKAGING AND FILLING MACHINE OPERATORS 668
158
756 MIXING AND BLENDING MACHINE OPERATORS 258

877 STOCK HANDLERS AND BAGGERS 773

SUBTOTAL 1,816
158
CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
224 CHEMICAL TECHNICIANS 3,336
1,427
235 TECHNICIANS, N.E.C. 512
183
453 JANITORS AND CLEANERS 329

696 STATIONARY ENGINEERS 62

889 LABORERS, EXCEPT CONSTRUCTION 165
91
SUBTOTAL 4,404
1,701
LEATHER AND LEATHER PRODUCTS (SIC 31)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 65

SUBTOTAL 65

PRIMARY METAL INDUSTRIES (SIC 33)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 191
50
696 STATIONARY ENGINEERS 11

723 METAL PLATING MACHINE OPERATORS 792
198
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 248
124
768 CRUSHING AND GRINDING MACHINE OPERATORS 1,392

859 MISCELLANEOUS MATERIAL MOVING EQUIPMENT OPERATORS 3

889 LABORERS, EXCEPT CONSTRUCTION 263

SUBTOTAL 2,900
372
FABRICATED METAL PRODUCTS (SIC 34)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
073 CHEMISTS, EXCEPT BIOCHEMISTS 107

216 ENGINEERING TECHNICIANS, N.E.C. 27
27
453 JANITORS AND CLEANERS 1,055

633 SUPERVISORS, PRODUCTION OCCUPATIONS 410

717 FABRICATING MACHINE OPERATORS, N.E.C. 107

723 METAL PLATING MACHINE OPERATORS 4,240
107
725 MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS 1,267
376
873 PRODUCTION HELPERS 226

887 VEHICLE WASHERS AND EQUIPMENT CLEANERS 541

SUBTOTAL 7,980
510
MACHINERY, EXCEPT ELECTRICAL (SIC 35)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
019 MANAGERS AND ADMINISTRATORS, N.E.C. 69

216 ENGINEERING TECHNICIANS, N.E.C. 41
21
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 213

759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 116

785 ASSEMBLERS 655
36
SUBTOTAL 1,094
57
ELECTRIC AND ELECTRONIC EQUIPMENT (SIC 36)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 23
6
696 STATIONARY ENGINEERS 2

723 METAL PLATING MACHINE OPERATORS 284
38
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 55
23
783 WELDERS AND CUTTERS 14

785 ASSEMBLERS 680
77
SUBTOTAL 1,058
144
TRANSPORTATION EQUIPMENT (SIC 37)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
216 ENGINEERING TECHNICIANS, N.E.C. 3

725 MISCELLANEOUS METAL AND PLASTIC PROCESSING MACHINE OPERATORS 3

SUBTOTAL 6

INSTRUMENTS AND RELATED PRODUCTS (SIC 38)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
225 SCIENCE TECHNICIANS, N.E.C. 8

235 TECHNICIANS, N.E.C. 1,196
852
637 MACHINISTS 57

723 METAL PLATING MACHINE OPERATORS 1,758
949
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 15

SUBTOTAL 3,034
1,801
MISCELLANEOUS MANUFACTURING INDUSTRIES (SIC 39)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
717 FABRICATING MACHINE OPERATORS, N.E.C. 101

SUBTOTAL 101

ELECTRIC, GAS, AND SANITARY SERVICES (SIC 49)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
889 LABORERS, EXCEPT CONSTRUCTION 1,211
87
SUBTOTAL 1,211
87
BUSINESS SERVICES (SIC 73)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
073 CHEMISTS, EXCEPT BIOCHEMISTS 187
34
216 ENGINEERING TECHNICIANS, N.E.C. 646
474
235 TECHNICIANS, N.E.C. 254

SUBTOTAL 1,087
508
HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) Total # Employees
(Male & Female)
Total # Female
Employees
069 PHYSICISTS AND ASTRONOMERS 1,354
829
073 CHEMISTS, EXCEPT BIOCHEMISTS 373
373
078 BIOLOGICAL AND LIFE SCIENTISTS 209
188
083 MEDICAL SCIENTISTS 41
31
106 PHYSICIANS' ASSISTANTS 4,929
2,464
203 CLINICAL LABORATORY TECHNOLOGISTS AND TECHNICIANS 2,126
1,589
208 HEALTH TECHNOLOGISTS AND TECHNICIANS, N.E.C. 1,625
1,134
223 BIOLOGICAL TECHNICIANS 100
67
224 CHEMICAL TECHNICIANS 21
21
SUBTOTAL 10,778
6,696
TOTAL 35,534 12,034
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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