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  2. Per- and polyfluoroalkyl substances - Wikipedia

    en.wikipedia.org/wiki/Per-_and_polyfluoroalkyl...

    The type of PFAS remediation technology selected is often a reflection of the PFAS contamination levels and the PFAS signature (i.e. the combination of short- and long-chain PFAS substances present) in conjunction with the site-specific water chemistry and cross contaminants present in the liquid stream.

  3. Smartwatch and fitness tracker bands have elevated levels of ...

    www.aol.com/lifestyle/smartwatch-fitness-tracker...

    “A significant fraction of short-chain PFAS deposited on the skin can migrate into the dermis, and some fraction will actually enter the bloodstream after passing through our skin,” Peaslee says.

  4. Perfluorooctanesulfonic acid - Wikipedia

    en.wikipedia.org/wiki/Perfluorooctanesulfonic_acid

    Perfluorooctanesulfonic acid (PFOS) (conjugate base perfluorooctanesulfonate) is a chemical compound having an eight-carbon fluorocarbon chain and a sulfonic acid functional group, and thus it is a perfluorosulfonic acid and a perfluoroalkyl substance (PFAS).

  5. Perfluorodecanoic acid - Wikipedia

    en.wikipedia.org/wiki/Perfluorodecanoic_acid

    Perfluorodecanoic Acid (PFDA) is not a medication and does not have any approved medical uses. It is widely used as an industrial chemical, and is persistent in the environment and can accumulate in the body. Numerous studies point to its negative health effects. [23] [24] It has been detected in the blood of people and animals worldwide.

  6. Are PFAS really 'forever chemicals'? It's complicated. Here's ...

    www.aol.com/pfas-really-forever-chemicals...

    The risks of PFAS, sometimes known as "forever chemicals," have long been known. But it's more complicated than it sounds.

  7. What are ‘forever chemicals'? What to know about PFAS ... - AOL

    www.aol.com/forever-chemicals-know-pfas-private...

    Complicating the issue of PFAS cleanup, water filters do not destroy the PFAS they remove, and that has led to questions about how best to manage an ever-growing supply of discarded pollutants as ...

  8. Why is the EPA regulating PFAS and what are these 'forever ...

    lite.aol.com/politics/story/0001/20240410/517ce...

    PFAS accumulates in the body, which is why EPA set their limits for drinking water at 4 parts per trillion for two common types — PFOA and PFOS — that are phased out of manufacturing but still are present in the environment. Health experts say low doses of the chemicals can build up in the body over time, so even small amounts are a problem.

  9. Here's what you should know about PFAS, the 'forever ... - AOL

    www.aol.com/news/heres-know-pfas-forever...

    Studies have shown that the chemicals have been linked to reproductive and developmental problems as well as cancerous tumors.