The Washington Post reports that the EPA has unveiled the first drinking water standard for so-called “forever chemicals,” a group of industrial compounds widely found in such things as Teflon and firefighting foam, and known for their long-lasting presence in the human body and the environment.
The standard is set at 4 parts per trillion levels for two of the compounds, PFOA and PFOS, known and likely carcinogens. Three other compounds, PFHxs, PFNA, GenX, will be limited to 10 parts per trillion.
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