Groundwater samples from over 100 wells across Denmark show trifluoroacetate levels have been rising steadily since the 1960s. Forever chemicals, officially called perfluoroalkyl and polyfluoroalkyl substances or PFAS, are linked to several negative effects on human health but are found everywhere from pesticides and firefighting foams to everyday use products like non-stick cookware and stain-resistant fabrics. They are called forever chemicals because they fail to break down fully in the environment.
Harmful ‘forever chemical’ increasing in groundwater people rely on for drinking, study warns
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