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Formaldehyde named a carcinogen; stricter regulation uncertain

Formaldehyde named a carcinogen; stricter regulation uncertain
June 15, 2011 --

Formaldehyde is now classified as a carcinogen. But, despite the growing scientific consensus about how formaldehyde can affect human health, it remains to be seen if the studies will lead to tighter U.S. formaldehyde regulations.

Oil-spill dispersants present new environmental concerns

Oil-spill dispersants present new environmental concerns
May 1, 2010 --

The chemicals BP is using to break up the steady flow of leaking oil fin the Gulf of Mexico could create a new set of environmental problems. BP has deployed an estimate 100,000 gallons to dissolve the crude oil, both on the surface and deep below. Dispersal is considered one of the best ways to protect birds and keep the slick from making landfall. But the chemicals contain harmful toxins of their own and can concentrate leftover oil toxins in the water, where they can kill fish and migrate great distances.