Man-made per- and polyfluoroalkyl substances, known as PFAS, are found in all sorts of industrial and consumer products, including carpets, rain jackets, and makeup. They’re also in our drinking water—and in our blood.

The EPA has recently announced plans to regulate the amount of certain PFAS in our water supply. But will these rules do enough to control chemicals for which there is no safe level of exposure?

Guest: Esmé E. Deprez, independent investigative journalist.

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Podcast production by Elena Schwartz, Paige Osburn, Anna Phillips, Madeline Ducharme and Rob Gunther.

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