PFAS
PFAS in Sleeping Bags
PFAS often appear in sleeping bags through the durable water repellent (DWR) finish on the shell fabric and the water-repellent coating on…
PFAS in Fish
PFAS build up strongly in fish, and locally caught freshwater fish carry the highest levels by far, while most commercially sold marine…
PFAS in Biosolids
Biosolids are treated sewage sludge, and when they are spread on farmland as fertilizer they can carry PFAS “forever chemicals” onto crops,…
PFAS-Free Products List
There is no single official “PFAS-free products list,” so the reliable approach is to read labels and look for specific certifications, one…
How Does PFAS Get in Water
PFAS get into water mainly through six pathways: industrial discharge from factories that make or use them, aqueous film-forming firefighting foam (AFFF)…
PFAS in Well Water
Private wells can contain PFAS, and no government agency tests them for you, so both testing and treatment are the well owner’s…
PFAS in Pesticides
PFAS can end up in pesticides mainly through fluorinated plastic storage containers that leach the chemicals into the product, and potentially through…
PFAS in Cosmetics
PFAS show up most often in long-wear and waterproof cosmetics, especially waterproof mascara, liquid lipstick, and long-lasting foundation.
PFAS Chemical Structure
PFAS are built around a chain of carbon atoms wrapped in fluorine, and the carbon-fluorine (C-F) bond holding them together is the…
How to Test for PFAS in Water
You cannot see, smell, or taste PFAS in water, so certified laboratory testing is the only reliable way to know whether your…