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05/17/2000     Dept of Health: 9th Report on Carcinogens
 Department of Health and Human Services released the Report on Carcinogens 9th edition.  

Prepared by the National Toxicology Program, which is headquartered at the National Institute of Environmental Health Sciences, the Report on Carcinogens identifies substances including metals, pesticides, drugs, and natural and synthetic chemicals, as well as mixtures and exposure circumstances that are Known or are Reasonably Anticipated to cause cancer in humans, and to which a significant number of Americans are exposed. The Report is published every two years. Substances newly listed or reclassified in the Report on Carcinogens as Known or Reasonably Anticipated Human Carcinogens include:

Alcoholic Beverage Consumption
Cadmium and Cadmium Compounds
Diesel Exhaust Particulates

Diethanolamine (DEA)
Dyes Metabolized to Benzidine (Benzidine Dyes as a Class)
Environmental Tobacco Smoke
Ethyl Acrylate (delisted)
Ethylene Oxide

Lauramide DEA, TEA, MEA
Methyl-t-Butyl Ether

Propylene Oxide (propylene glycol is a derivative)
Saccharin (delisted)
Silica, Crystalline (respirable size)
Smokeless Tobacco
Strong Inorganic Acid Mists Containing Sulfuric Acid

Titanium Dioxide
Tobacco Smoking

Triethanolamine (TEA)
Solar UV Radiation and Exposure to Sunlamps and Sunbeds

The Report on Carcinogens 9th edition is accessible now from the NIEHS Environmental Health Information Service at: or from the NTP Home Page at

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