Authors of article in the Journal of Exposure Science and Environmental Epidemiology found that people who work underground have the greatest amount of exposure to diesel exhaust, a probable human carcinogen. Pronka, A. Occupational exposure to diesel engine exhaust: A literature review. (March 11, 2008) Journal of Exposure Science and Environmental Epidemiology. Diesel exhaust contains such known carcinogens as benzene, formaldehyde, and PAHs (polyaromatic hydrocarbons).
Employers are under strict guidelines in regulating exposure to this exhaust, but not all employers are doing what they can to reduce exposure. The poor economy has lead employers to cuts back on the repair and replacement of outdated ventilation systems.
