CDC: U.S. Cigarettes Contain More Cancer-Causing Chemicals
June 8, 2010
USA Today
American cigarettes could pack a more toxic
punch than foreign brands, say researchers at the U.S. Centers for Disease Control and Prevention.
In one of the first studies of its kind, researchers compared the levels
of tobacco-specific nitrosamines — a main carcinogenic component of
tobacco — in cigarette butts and in smokers from several countries... read more
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