A decontamination crew from the Environmental Protection Agency works on extracting asbestos fibers from a barn in the Libby area. The EPA has cleaned thousands of homes, buildings, and public spaces in the most expensive environmental clean up in American history.
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A former Asbestos plant is seen February in Thetford Mines, Quebec. Canada has ended its refusal to allow chrysotile asbestos to be added to the U.N.'s Rotterdam Convention on hazardous materials.