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Environment & Energy Report

Heat, Grease Repellents May Harm Immune Function, Agency Says

Dec. 19, 2016, 11:08 PM

Two heat-, oil- and water-repellent chemicals may harm immune function in people, according to the National Toxicology Program.

The conclusions may spur states and the Environmental Protection Agency to reduce the concentrations of the chemicals they allow in water, David Andrews, a senior scientist with the Environmental Working Group, told Bloomberg BNA Dec. 19.

Perfluorooctanoic acid (PFOA; CAS No. 335-67-1) ) and perfluorooctane sulfonate (PFOS; CAS No. 1763-23-1) are “presumed to be immune hazards to humans,” the toxicology program said in a final monograph released Dec. 16. The conclusion is based on extensive evidence from laboratory animal studies...

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