which can make it hard to identify the chemicals on an ingredient list. Quats often end with “ammonium chloride” or “onium chloride” in the name. One common quaternary ammonium compound in ...

Plastics, pesticides and forever chemicals are exposing billions of ... and suggested that for a staggering array of common compounds, no dose may be safe. This is a problem scientists connect ...

Perfluoroalkyl and polyfluoroalkyl chemicals, collectively known as PFAS, consist of more than 12,000 man-made chemical compounds that ... PFAS have at least one common trait: the presence ...