PFAS, the subject of the movie ‘Dark Waters’ and recently released documentary ‘How to Poison a Planet Revealed’ are a group or ‘family’ of over 15,000 man-made chemicals that are not readily bio-degradable, widespread with numerous avenues for exposure and are toxic to environments and animals including humans.
PFAS repeal heat, water, oil, and grease; properties which caused them to become a common ingredient in a large range of products and industries over the years. They were initially used for non-stick and waterproof coatings such as Teflon.