Thomas et al, pottery workers12,13 | All employees of three US ceramic factories with one year employment 1939–66 followed up from 1955–81 | No, non-fibrous, fibrous | Quartz high/low | No information |
Zhang et al, rubber workers14 | Employees (male and female) of a Shanghai rubber factory who entered a screening program for heart disease in 1972 followed up from 1972–84 | Exposure during curing. No precision as to whether fibrous or not fibrous | Curing agents, condensed volatiles, gases nitrosamines | Available for everybody, controlled in the analysis |
Chiazze et al, fibreglass workers16 | Production and maintenance workers employed at least one year in a Ohio fibreglass plant from 1940–62, followed up until 1982 | Expressed in estimated f/ml. No precision as to whether fibrous or not fibrous | Asbestos, silica, formaldehyde, | Available for everybody, controlled in the analysis |
Straif et al, rubber workers17,18 | All male employees from five German rubber plants with at least one year employment retired or active in 1981 followed up from 1981–91 | Low/medium/high Non-fibrous talc | Asbestos, nitrosamines, carbon black | No information |
Langseth and Andersen, paper workers20 | All female employees of a pulp and paper mill working at least one year between 1920–93 followed up for cancer incidence from 1953–93 | As a constituent of paper dust in the paper departments | Paper dust, sulphur dioxide, hydrogen sulphide, chlorine, chlorine dioxide | No information |
Bulbulyan et al, printing workers19 | All female employees of two printing plants working at least two year between 1978–93 followed up for cancer incidence from 1979–93 | As a constituent of paper dust in the book binding department and among press operators | Paper dust, benzene, solvents, aromatic hydrocarbons, carbon black | No information |