From Inside TSCA

EPA Sets Out IRIS Assessment Plan For Cobalt, Targeting Air Emissions

November 16, 2022
EPA’s draft plan for an Integrated Risk Information System (IRIS) assessment of cancer risks from cobalt inhalation -- a key component in electric vehicle (EV) batteries -- says it is performing the review at the air office’s request and could focus on industrial emissions, though the metal is also on the TSCA office’s list of potential regulatory priorities. The IRIS program released its assessment plan for cobalt on Nov. 14, laying out a scope and draft approach for the agency’s...

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