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 MANGANESE DRIER
CAS #
RTECS #  
Agent Code M0921

LUMBER AND WOOD PRODUCTS (SIC 24)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
785 ASSEMBLERS 50.0%
0.0%
0.0%
50.0%
0.0%
8,932
SUBTOTAL 50.0%
0.0%
0.0%
50.0%
0.0%
8,932
CHEMICALS AND ALLIED PRODUCTS (SIC 28)
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%
50.0%
50.0%
0.0%
515
SUBTOTAL 0.0%
0.0%
50.0%
50.0%
0.0%
515
MACHINERY, EXCEPT ELECTRICAL (SIC 35)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
579 PAINTERS, CONSTRUCTION AND MAINTENANCE 0.0%
33.3%
33.3%
33.3%
0.0%
183
756 MIXING AND BLENDING MACHINE OPERATORS 0.0%
0.0%
0.0%
100.0%
0.0%
3
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 0.0%
33.3%
33.3%
33.3%
0.0%
78
SUBTOTAL 0.0%
32.9%
32.9%
34.0%
0.0%
264
TRANSPORTATION EQUIPMENT (SIC 37)
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%
273
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 0.0%
0.0%
6.3%
93.7%
0.0%
90
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 100.0%
0.0%
0.0%
0.0%
0.0%
147
SUBTOTAL 82.3%
0.0%
1.1%
16.5%
0.0%
510
LOCAL AND INTERURBAN PASSENGER TRANSIT (SIC 41)
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%
3,681
503 SUPERVISORS, MECHANICS AND REPAIRERS 100.0%
0.0%
0.0%
0.0%
0.0%
217
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
3,898
HEALTH SERVICES (SIC 80)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
549 NOT SPECIFIED MECHANICS AND REPAIRERS 100.0%
0.0%
0.0%
0.0%
0.0%
174
585 PLUMBERS, PIPEFITTERS, AND STEAMFITTERS 100.0%
0.0%
0.0%
0.0%
0.0%
42
759 PAINTING AND PAINT SPRAYING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
35
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
251
TOTAL 62.8%
0.6%
2.4%
34.0%
0.0%
14,370
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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