Abstract
Of the 86,228 chemicals listed in the US Environmental Protection Agency’s inventory of substances covered by the Toxic Substances Control Act (TSCA), only 40,655, or about 47%, are actually in use, the EPA reported on Feb. 19. Of the chemicals in use, 7,757 have confidential identities, the agency noted. The EPA was required to update the inventory so that it only evaluates chemicals that are actively being manufactured, processed, and imported in the US. Revisions to TSCA enacted in 2016 required the agency to narrow the inventory to chemicals used during the 10-year period ending June 21, 2016. The EPA adds new chemicals to the inventory as it approves them. The effort will help the agency prioritize which chemicals to evaluate for health risks, Alexandra Dapolito Dunn, assistant administrator of the EPA’s Office of Chemical Safety and Pollution Prevention, said in a statement. “This information also increases transparency to the
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