Work-Related Lung Disease Surveillance System (eWoRLD)

Changes in Bureau of Census Industry and Occupation Codes and Titles

Bureau of Census Industry: 1980 codes merged into 1990 codes
1980 Code and Title	1990 Code and Title
382 Not specified professional equipment (manufacturing)	392 Not specified manufacturing industries
510 Sporting goods, toys and hobby goods	532 Miscellaneous wholesale, durable goods
522 Not specified electrical and hardware (wholesale trade)	532 Miscellaneous wholesale, durable goods
730 Commercial research, development, and testing labs	891 Research, development and testing services

Bureau of Census Industry Code: 1980 title changed to 1990 title
1980 Code and Title	1990 Code and Title
042 Crude petroleum and natural gas extraction	042 Oil and gas extraction
102 Canned and preserved fruits and vegetables	102 Canned, frozen and preserved fruits and vegetables
141 Floor coverings, except hard surface	141 Carpets and rugs
281 Cutlery, hand tools, and other hardware	281 Cutlery, hand tools, and general hardware
322 Electronic computing equipment	322 Computers and related equipment
372 Optical and health services supplies	372 Medical, dental, optical instruments and supplies
440 Radio and television broadcasting	440 Radio and television broadcasting and cable
441 Telephone (wire and radio)	441 Telephone communications
672 Fuel and ice dealers	672 Fuel dealers
701 Savings and loan associations	701 Savings institutions, including credit unions
712 Real estate, including real estate‑insurance‑law offices	712 Real estate, including real estate‑insurance offices
751 Automotive repair shops	751 Automotive repair and related services
812 Offices of physicians	812 Offices and clinics of physicians
820 Offices of dentists	820 Offices and clinics of dentists
821 Offices of chiropractors	821 Offices and clinics of chiropractors
822 Offices of optometrists	822 Offices and clinics of optometrists
830 Offices of health practitioners, not elsewhere classified	830 Offices and clinics of health practitioners, not elsewhere classified
851 Business, trade, and vocational schools	851 Vocational schools
891 Noncommercial educational and scientific research	891 Research, development and testing services
961 Homemaker, student, unemployed, volunteer	961 Non‑paid worker or non‑worker or own home/at home

Bureau of Census Occupation: 1980 codes merged into 1990 codes
1980 Code and Title	1990 Code and Title
349 Telegraphers	353 Communications equipment operators, not elsewhere classified
369 Samplers	368 Weighers, measurers, checkers, and samplers
437 Short‑order cooks	436 Cooks
673 Apparel and fabric pattern makers	674 Miscellaneous precision apparel and fabric workers
794 Hand grinding and polishing occupations	795 Miscellaneous hand working occupations
805 Truck drivers, light	804 Truck drivers

Bureau of Census Occupation Code: 1980 title changed to 1990 title
1980 Code and Title	1990 Code and Title
098 Inhalation therapists	098 Respiratory therapists
368 Weighers, measurers, and checkers	368 Weighers, measurers, checkers, and samplers
436 Cooks, except short‑order	436 Cooks
558 Supervisors, not elsewhere classified	558 Supervisors, construction, not elsewhere classified
674 Miscellaneous precision apparel fabric workers	674 Miscellaneous precision apparel and fabric workers
734 Printing machine operators	734 Printing press operators
804 Truck drivers, heavy	804 Truck drivers