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 BENZENE, 1-METHOXY-4-(1-PROPENYL)-, (E)-
CAS # 4180-23-8
RTECS #  
Agent Code X2789

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

Vent
Other
Control

Exposures
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
114
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
114
CHEMICALS AND ALLIED PRODUCTS (SIC 28)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
368 WEIGHERS, MEASURERS, AND CHECKERS 0.0%
25.0%
50.0%
25.0%
0.0%
228
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 0.0%
25.0%
50.0%
25.0%
0.0%
25
SUBTOTAL 0.0%
25.0%
50.0%
25.0%
0.0%
253
STONE, CLAY, AND GLASS PRODUCTS (SIC 32)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
387
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
387
PRIMARY METAL INDUSTRIES (SIC 33)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
637 MACHINISTS 100.0%
0.0%
0.0%
0.0%
0.0%
194
684 MISCELLANEOUS PRECISION WORKERS, N.E.C. 0.0%
0.0%
100.0%
0.0%
0.0%
468
SUBTOTAL 29.3%
0.0%
70.6%
0.0%
0.0%
662
FABRICATED METAL PRODUCTS (SIC 34)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
519 MACHINERY MAINTENANCE OCCUPATIONS 100.0%
0.0%
0.0%
0.0%
0.0%
46
637 MACHINISTS 100.0%
0.0%
0.0%
0.0%
0.0%
377
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 0.0%
0.0%
0.0%
0.0%
100.0%
27
SUBTOTAL 94.0%
0.0%
0.0%
0.0%
6.0%
450
MACHINERY, EXCEPT ELECTRICAL (SIC 35)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
216 ENGINEERING TECHNICIANS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
15
365 STOCK AND INVENTORY CLERKS 100.0%
0.0%
0.0%
0.0%
0.0%
464
453 JANITORS AND CLEANERS 100.0%
0.0%
0.0%
0.0%
0.0%
77
549 NOT SPECIFIED MECHANICS AND REPAIRERS 100.0%
0.0%
0.0%
0.0%
0.0%
206
633 SUPERVISORS, PRODUCTION OCCUPATIONS 100.0%
0.0%
0.0%
0.0%
0.0%
41
634 TOOL AND DIE MAKERS 100.0%
0.0%
0.0%
0.0%
0.0%
66
637 MACHINISTS 6.6%
0.0%
93.4%
0.0%
0.0%
1,887
684 MISCELLANEOUS PRECISION WORKERS, N.E.C. 98.0%
0.0%
0.0%
0.0%
2.0%
803
704 LATHE AND TURNING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
633
705 MILLING AND PLANING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
317
708 DRILLING AND BORING MACHINE OPERATORS 52.7%
0.0%
47.3%
0.0%
0.0%
749
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 95.8%
0.0%
4.2%
0.0%
0.0%
649
715 MISCELLANEOUS METAL, PLASTIC, STONE, AND GLASS WORKING MACHINE OPERATORS 52.4%
0.0%
0.0%
0.0%
47.6%
432
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 94.6%
0.0%
0.0%
0.0%
5.4%
1,518
779 MACHINE OPERATORS, NOT SPECIFIED 0.1%
0.0%
74.9%
25.0%
0.0%
4,889
785 ASSEMBLERS 8.2%
0.0%
91.8%
0.0%
0.0%
956
796 PRODUCTION INSPECTORS, CHECKERS, AND EXAMINERS 100.0%
0.0%
0.0%
0.0%
0.0%
124
804 TRUCK DRIVERS, HEAVY 100.0%
0.0%
0.0%
0.0%
0.0%
197
889 LABORERS, EXCEPT CONSTRUCTION 100.0%
0.0%
0.0%
0.0%
0.0%
160
SUBTOTAL 42.1%
0.0%
47.1%
8.6%
2.1%
14,183
ELECTRIC AND ELECTRONIC EQUIPMENT (SIC 36)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
213 ELECTRICAL AND ELECTRONIC TECHNICIANS 100.0%
0.0%
0.0%
0.0%
0.0%
17,319
637 MACHINISTS 100.0%
0.0%
0.0%
0.0%
0.0%
1,534
779 MACHINE OPERATORS, NOT SPECIFIED 0.0%
0.0%
0.0%
100.0%
0.0%
256
SUBTOTAL 98.6%
0.0%
0.0%
1.3%
0.0%
19,109
TRANSPORTATION EQUIPMENT (SIC 37)
Code Occupation Description (1980) No
Control
Resp
Prot
Other
PPE

Vent
Other
Control

Exposures
224 CHEMICAL TECHNICIANS 100.0%
0.0%
0.0%
0.0%
0.0%
17
363 PRODUCTION COORDINATORS 100.0%
0.0%
0.0%
0.0%
0.0%
9
518 INDUSTRIAL MACHINERY REPAIRERS 100.0%
0.0%
0.0%
0.0%
0.0%
91
519 MACHINERY MAINTENANCE OCCUPATIONS 100.0%
0.0%
0.0%
0.0%
0.0%
14
549 NOT SPECIFIED MECHANICS AND REPAIRERS 0.0%
0.0%
100.0%
0.0%
0.0%
38
575 ELECTRICIANS 100.0%
0.0%
0.0%
0.0%
0.0%
34
637 MACHINISTS 99.4%
0.0%
0.6%
0.0%
0.0%
1,931
674 MISCELLANEOUS PRECISION APPAREL AND FABRIC WORKERS 100.0%
0.0%
0.0%
0.0%
0.0%
11
703 LATHE AND TURNING MACHINE SET-UP OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
28
704 LATHE AND TURNING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
26
705 MILLING AND PLANING MACHINE OPERATORS 100.0%
0.0%
0.0%
0.0%
0.0%
17
709 GRINDING, ABRADING, BUFFING, AND POLISHING MACHINE OPERATORS 42.4%
0.0%
57.6%
0.0%
0.0%
758
777 MISCELLANEOUS MACHINE OPERATORS, N.E.C. 92.8%
0.0%
7.2%
0.0%
0.0%
383
887 VEHICLE WASHERS AND EQUIPMENT CLEANERS 100.0%
0.0%
0.0%
0.0%
0.0%
23
SUBTOTAL 84.7%
0.0%
15.2%
0.0%
0.0%
3,380
WHOLESALE TRADE - DURABLE GOODS (SIC 50)
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%
81
684 MISCELLANEOUS PRECISION WORKERS, N.E.C. 100.0%
0.0%
0.0%
0.0%
0.0%
653
SUBTOTAL 100.0%
0.0%
0.0%
0.0%
0.0%
734
TOTAL 75.2%
0.1%
19.8%
3.9%
0.8%
39,272
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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