National Occupational Exposure Survey
(1981 - 1983)

Estimated Numbers of Employees Potentially Exposed to Specific Agents by 2-Digit Standard Industrial Classification (SIC)*

Agent Name 1H-BENZOTRIAZOLE, METHYL-
CAS # 29385-43-1
RTECS #
Agent Code X1038

SIC Industry Description (1972) Total # Employees
(Male & Female)
Total # Female
Employees
07 AGRICULTURAL SERVICES 473  
13 OIL AND GAS EXTRACTION 14,386  
15 GENERAL BUILDING CONTRACTORS 1,360  
16 HEAVY CONSTRUCTION CONTRACTORS 4,874  
17 SPECIAL TRADE CONTRACTORS 14,499  
20 FOOD AND KINDRED PRODUCTS 11,232 57
21 TOBACCO MANUFACTURERS    
22 TEXTILE MILL PRODUCTS 11,098 2,711
23 APPAREL AND OTHER TEXTILE PRODUCTS 21,713 19,141
24 LUMBER AND WOOD PRODUCTS 13,256 365
25 FURNITURE AND FIXTURES 933  
26 PAPER AND ALLIED PRODUCTS 8,497 670
27 PRINTING AND PUBLISHING 8,354 852
28 CHEMICALS AND ALLIED PRODUCTS 5,783 10
29 PETROLEUM AND COAL PRODUCTS 10,259 170
30 RUBBER AND MISC. PLASTICS PRODUCTS 900 14
31 LEATHER AND LEATHER PRODUCTS 144  
32 STONE, CLAY, AND GLASS PRODUCTS 9,645  
33 PRIMARY METAL INDUSTRIES 29,871 676
34 FABRICATED METAL PRODUCTS 36,267 4,269
35 MACHINERY, EXCEPT ELECTRICAL 137,100 7,119
36 ELECTRIC AND ELECTRONIC EQUIPMENT 44,133 7,129
37 TRANSPORTATION EQUIPMENT 52,557 1,038
38 INSTRUMENTS AND RELATED PRODUCTS 6,219 615
39 MISCELLANEOUS MANUFACTURING INDUSTRIES 2,617 322
40 RAILROAD TRANSPORTATION 1,610  
41 LOCAL AND INTERURBAN PASSENGER TRANSIT 1,870  
42 TRUCKING AND WAREHOUSING 3,422 8
44 WATER TRANSPORTATION 1,752  
45 TRANSPORTATION BY AIR 3,989 28
48 COMMUNICATION 352  
49 ELECTRIC, GAS, AND SANITARY SERVICES 21,921 87
50 WHOLESALE TRADE - DURABLE GOODS 11,172 46
51 WHOLESALE TRADE - NONDURABLE GOODS 3,738  
55 AUTOMOTIVE DEALERS & SERVICE STATIONS 11,029  
72 PERSONAL SERVICES 150  
73 BUSINESS SERVICES 1,456 25
75 AUTO REPAIR, SERVICES, AND GARAGES 13,302  
76 MISCELLANEOUS REPAIR SERVICES 2,880  
80 HEALTH SERVICES 2,055 334
TOTAL 526,876 45,686

*(1) By survey design, not all 2-digit SICs were surveyed. (2) The estimates for each 2-digit SIC apply only to the 3- and 4-digit SICs surveyed within the 2-digit SIC. Not all SICs were surveyed. (3) When using the estimates, standard errors associated with estimates should be considered. (4) 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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