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« 13% of Canadian tuna above mercury limits | Main | Proper disposal of CFLs »

February 21, 2007

Mercury gas escaping dental fillings


This is scary. Smoking Teeth = Poison Gas—the bluntly titled video from the International Academy of Oral Medicine and Toxicology—uses a fluorescent light and phosphorescent screen to show mercury vapor coming out of a 25-year-old dental amalgam at body temperature. The vapor is 1,000 times the atmospheric mercury limits imposed by the EPA.

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