EPA seeks public input on draft toxicity assessments for PFAS chemicals Headquarters, Water (OW) WASHINGTON — The U.S. Environmental Protection Agency (EPA) is seeking public input on draft toxicity assessments for GenX chemicals and perfluorobutane sulfonic acid (PFBS), members of a larger group of per- and polyfluoroalkyl substances (PFAS). Published November 14, 2018 at 10:30AM Read more
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