No Progress On Nitrosamine Levels In U.S. Cigarettes | Chemical & Engineering News
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Web Date: September 2, 2011

No Progress On Nitrosamine Levels In U.S. Cigarettes

ACS Meeting News: Amounts of two cancer-causing chemicals remain high in U.S. cigarettes, despite a longstanding ability to reduce them
Department: ACS News
Keywords: smoking, cancer, nitrosamines, tobacco, industry, cigarettes

For more than 30 years, scientists have known how to reduce cancer-causing chemicals called nitrosamines in cigarettes. But today’s cigarettes have similar levels of these chemicals as did cigarettes made three decades ago, according to research presented this week at a Division of Chemical Toxicology symposium at the American Chemical Society national meeting in Denver.

The processes that turn green tobacco leaves into cigarettes can convert nicotine and related alkaloids into two nitrosamines, N-nitrosonornicotine and . . .

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