One other note. This is the same class of chemicals used in fire fighting for liquid based fires. Engine houses and airports have been turning the product back in since it was discovered that exposure to this class of chemical can create a wide range of health issues. It's also been used in fast food packaging, clothing etc. PFAS are referred to as "forever chemicals". Studies are ongoing and it sounds like there may be more fallout for other companies.
Here's a piece of fright-night journalism from Consumer Reports:
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