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  2. Per- and polyfluoroalkyl substances - Wikipedia

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

    It is commonly referred to as the main harmful PFAS chemical and PFOA is responsible for many of the negative health effects commonly associated with PFAS. Per- and polyfluoroalkyl substances are a group of synthetic organofluorine chemical compounds that have multiple fluorine atoms attached to an alkyl chain. Different organizations use ...

  3. Timeline of events related to per- and polyfluoroalkyl ...

    en.wikipedia.org/wiki/Timeline_of_events_related...

    The DoD has "used foam containing" PFAS chemicals "in exercises at bases across the country". The DoD, therefore, "risks the biggest liabilities" in relation to the use of PFAS chemicals according to Politico. [71] March 2018 The PFAS Expert Health Panel on PFAS submitted their commissioned report to the Australian government. [89]

  4. Perfluorobutanesulfonic acid - Wikipedia

    en.wikipedia.org/wiki/Perfluorobutanesulfonic_acid

    Perfluorobutanesulfonic acid (PFBS) is a PFAS chemical compound having a four-carbon fluorocarbon chain and a sulfonic acid functional group. It is stable and unreactive because of the strength of carbon–fluorine bonds. It can occur in the form of a colorless liquid or a corrosive solid. [1]

  5. Here Are All The Chemical-Free Sparkling Water Brands - AOL

    www.aol.com/chemical-free-sparkling-water-brands...

    Flavor-wise and chemical-wise, Spindrift gets some of the highest marks, with 0.19 ppt PFAS, or parts per trillion ("safe" PFAS levels are seen as being below 1 ppt).

  6. Perfluorononanoic acid - Wikipedia

    en.wikipedia.org/wiki/Perfluorononanoic_acid

    The state also set a PFOS standard at 13 ppt. [24] The state had set a standard for PFNA in September 2018, with an MCL of 13 ppt. [25] [26] In August 2020 the State of Michigan adopted drinking water standards for 5 previously unregulated PFAS compounds and lowered acceptable levels for 2 previously regulated compounds PFOS and PFOA to 16 ppt ...

  7. US designates PFAS chemicals as Superfund hazardous ... - AOL

    www.aol.com/news/us-designates-pfas-chemicals...

    The U.S. Environmental Protection Agency on Friday designated a pair of widely used industrial chemicals as hazardous substances under the country's Superfund program, accelerating a crackdown on ...

  8. Perfluorohexanesulfonic acid - Wikipedia

    en.wikipedia.org/wiki/Perfluorohexanesulfonic_acid

    Data from the 2003-2004 National Health and Nutrition Examination Survey in the United States found the average serum concentration of PFHxS in the general US population to be 1.9 μg/L, with the 10th and 90th percentiles being 0.7 and 8.3 μg/L, respectively. Some studies reported serum PFHxS concentrations in the United States to be gradually ...

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