In addition to 3M, DuPont, and its spinoff, Chemours, the suit names eight other companies that produce the toxic chemicals, which are used to make firefighting foam, nonstick cookware, waterproof clothing, and many other products. While much of the litigation around PFAS has focused on PFOA and PFOS, this suit targets the entire class of PFAS chemicals, including “the newer ‘replacement’ chemicals, such as GenX.”

Rather than suing for cash penalties, the suit seeks to force the companies to create an independent panel of scientists “tasked with thoroughly studying and confirming the health effects that can be caused by contamination of human blood with multiple PFAS materials.” Such a panel would parallel the C8 Science Panel, which was created by the earlier class action litigation in West Virginia. That panel, overseen by epidemiologists approved by lawyers from both sides in the suit, found six diseases to be linked with PFOA exposure, including testicular cancer and kidney cancer.

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