PFAS, the “forever chemicals,” explained by a chemist | Vox
WEBAug 25, 2022 · Known colloquially as “forever chemicals,” PFAS — short for per- and polyfluoroalkyl substances — are a large group of chemicals that make certain products nonstick or stain resistant. Research...
Per- and polyfluoroalkyl substances - Wikipedia
WEBPer- and polyfluoroalkyl substances are a group of synthetic organofluorine chemical compounds that have multiple fluorine atoms attached to an alkyl chain. Different organizations use different definitions for PFAS, leading to estimates of between 8,000 and 7 million chemicals within the group.
PFAS – the ‘Forever Chemicals’ - CHEM Trust
WEBPFAS (Per- and polyfluorinated alkyl substances), also known as the Forever Chemicals, are a large chemical family of over 10,000 highly persistent chemicals that don’t occur in nature.
Why 'Forever Chemicals' are Forever | American Council on …
WEBJul 29, 2024 · Of the estimated 20 million known organic chemicals (1), roughly 5,000–almost all synthetic (2) — are "forever chemicals." These chemicals share certain properties that make them persist: chemical stability and resistance to enzymatic degradation (metabolism).
New NIST Database of ‘Forever Chemicals’ Will Help Scientists …
WEBFeb 15, 2024 · There are thousands of different PFAS, but scientists can only reliably identify the chemical structures of a few hundred of them. NIST has developed a first-of-its-kind database to help researchers identify and categorize unknown PFAS, enabling more comprehensive monitoring of PFAS in the environment.
PFAS Explained | US EPA - U.S. Environmental Protection Agency
WEBOct 25, 2023 · Basic Information about Perfluorooctanoic Acid (PFOA), Perfluorooctyl Sulfonate (PFOS) and Other Perfluorinated Chemicals (PFCs) including how people are exposed and health effects.
WEBThe chemical industry manufactures tens of thousands of synthetic chemicals, and some of them can persist in the environment for generations. One example is the PFAS (Per- and polyfluorinated alkyl substances), sometimes called ‘forever chemicals’; a family of over 4,ooo highly fluorinated substances.
What are PFAS? "Forever chemicals" and their health effects, …
WEBApr 11, 2024 · PFAS are commonly called "forever chemicals" because it can take thousands of years for them to break down in the environment. The traces are now found nearly everywhere — in air, water , and...
The EPA Finally Plans to Regulate Toxic, Widespread 'Forever Chemicals'
WEBDec 1, 2021 · PFAS, also known as “forever chemicals,” are human-made compounds that persist in the environment and human body. Decades of research have linked PFAS to health issues like cancers, liver and thyroid diseases, prenatal and development issues, and immunosuppression.
Revisiting the “forever chemicals”, PFOA and PFOS exposure
WEBAug 21, 2023 · Perfluorooctanoic acid (PFOA) and perfluorooctane sulfonate (PFOS), known as the most detected per- and polyfluoroalkyl substances (PFAS) in various environmental compartments, have been...