Per- and polyfluoroalkyl substances research

Per- and polyfluoroalkyl substances, commonly called PFASs or "forever chemicals," are a large family of synthetic compounds whose carbon-fluorine bonds make them extraordinarily resistant to breaking down in the environment or in living organisms. Researchers track how these substances move from industrial and consumer sources into water, soil, air, and biological tissue, and work to understand which exposure routes — drinking water, food packaging, dust, and others — contribute most to the concentrations measured in human blood and wildlife. A central challenge is the sheer size and chemical diversity of the PFAS family, which numbers in the thousands, meaning that toxicological data and environmental monitoring still lag far behind the pace of industrial use. Active work focuses on identifying which specific compounds pose the greatest health risks, developing sensitive detection methods for emerging variants, and determining whether regulatory limits established for a handful of well-studied PFASs adequately protect people and ecosystems from the broader mixture.

Works

34,157

Total citations

874,516

Keywords

Perfluoroalkyl SubstancesPolyfluoroalkyl CompoundsPFASsEnvironmental ContaminationToxicological FindingsGlobal Distribution