EPA Clears 1,4-Dioxane’s Consumer Risks in Revised Analysis (2)

Nov. 19, 2020, 2:46 PM; Updated: Nov. 19, 2020, 9:42 PM

The EPA has reversed course and reviewed previously omitted ways people may breathe in, touch, or digest 1,4-dioxane—but it concluded those exposures don’t need to be regulated.

The Environmental Protection Agency released for 20 days of public comment Thursday a supplemental draft analysis for 1,4-dioxane that includes eight ways consumers may be exposed to the chemical. The supplemental analysis also assesses exposure to the general population from the chemical in surface water—but not in outdoor air or drinking water. Nor does the new information examine whether the chemical’s presence in water affects wildlife or plants.

The additional analysis came in...

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