what cancers can tobacco cause People ignorant of caused by smoking The Many Dangers of Tobacco

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of tar in cigarettes) Toxic Substances Control Act of 1976 To regulate chemical substances and mixtures which present an unreasonable risk of injury to health or the environment The term chemical substance does not include tobacco or any tobacco products Comprehensive Smoking Education Act of 1984 Requires four rotating health warning labels (all listed as Surgeon Generals Warnings) on cigarette packages and advertisements (smoking causes lung cancer, heart disease and may complicate pregnancy

(1975) reported an increased incidence of chromosomal aberrations in the bone-marrow cells of rats exposed by inhalation to concentrations of ethylene oxide vapour at 3.6 and 112 mg/m 3

In the early 2000s, the food companies were spun off, but not before leaving a lasting legacy on the foods that we eat, as Anahad OConnor put it in The Washington Post