States weigh limiting ‘forever chemicals’ definition

By Ellie Borst | 02/22/2024 01:47 PM EST

Scientists and environmentalists say the industry-backed PFAS definition could hamper future research and create regulatory loopholes.

A water sample is measured as part of a PFAS drinking water treatment experiment.

A water sample is measured as part of a PFAS drinking water treatment experiment on Feb. 14, 2023, at EPA's Center for Environmental Solutions and Emergency Response in Cincinnati. Joshua A. Bickel/AP

State lawmakers are facing industry pressure to narrow the definition of “forever chemicals,” a move blasted by scientists for increasing exposure risks.

At least two states — Delaware and West Virginia — have enacted laws that exclude thousands of chemicals from being classified as PFAS, and more legislators are facing pressure from industry lobbyists to embrace the new definition.

More than 100 scientists so far have signed a consensus statement condemning the definition for “overlooking the most widely used PFAS,” polymers and gases.
signed a consensus statement

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Per- and polyfluoroalkyl substances are a class of thousands of compounds, depending on which definition you use, and only a handful have been evaluated for toxicity. The most notorious compounds have been linked to various cancers, reproductive problems, developmental issues and other life-altering health effects.

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