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  2. Per- and polyfluoroalkyl substances - Wikipedia

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

    The US-based Interstate Technology and Regulatory Council (ITRC) has undertaken an extensive evaluation of ex-situ and in-situ treatment technologies for PFAS-impacted liquid matrices. These technologies are divided into field-implemented technologies, limited application technologies, and developing technologies and typically fit into one of ...

  3. Perfluoroalkoxy alkane - Wikipedia

    en.wikipedia.org/wiki/Perfluoroalkoxy_alkane

    Perfluoroalkoxy alkanes (PFA) are fluoropolymers. They are copolymers of tetrafluoroethylene (C 2 F 4 ) and perfluoroethers (C 2 F 3 OR f , where R f is a perfluorinated group such as trifluoromethyl (CF 3 )).

  4. List of email subject abbreviations - Wikipedia

    en.wikipedia.org/wiki/List_of_email_subject...

    NYR-NBD, meaning Need Your Response - Next Business Day. Meaning requires a response before the end of the next working day. OoO, meaning Out of Office. Used in corporate emails to indicate that the sender will not be at work. PFA, meaning Please Find Attached / Attachment. Used in corporate emails to indicate that a document or set of ...

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

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

    April 2001 In a highly cited article in the Environmental Science & Technology, published by the American Chemical Society, John Giesy and Kurunthachalam Kannan reported "for the first time, on the global distribution of perfluorooctanesulfonate (PFOS), a fluorinated organic contaminant." Based on the findings of their 2000 study, Giesy and ...

  6. Polyvinylidene fluoride - Wikipedia

    en.wikipedia.org/wiki/Polyvinylidene_fluoride

    PVDF is widely considered safe and ubiquitous used for water treatment, [24] the food industry, and biocompatible devices like hernia meshes or internal devices. PVDF differs from PFAS in that alternating groups are hydrogen, making it less resilient to high temperatures, but also meaning that byproducts don't degrade into known hazardous PFAS ...

  7. Food safety - Wikipedia

    en.wikipedia.org/wiki/Food_safety

    Food safety (or food hygiene) is used as a scientific method/discipline describing handling, preparation, and storage of food in ways that prevent foodborne illness.The occurrence of two or more cases of a similar illness resulting from the ingestion of a common food is known as a food-borne disease outbreak. [1]

  8. PFA - Wikipedia

    en.wikipedia.org/wiki/PFA

    Predictive failure analysis, a technology for hard disk health monitoring, the predecessor of S.M.A.R.T. Portable Format for Analytics, a JSON-based file format for encoding data analytics, such as data mining models. PFA, an email abbreviation for "Please Find Attached" or "Please Find the Attachment"

  9. Punjab Food Authority - Wikipedia

    en.wikipedia.org/wiki/Punjab_Food_Authority

    The Punjab Food Authority (PFA) (Urdu: مقتدرہ خوراک پنجاب) is an agency of the provincial Government of Punjab in Pakistan. It regulates food safety and hygiene in the Province. It was formed under the Punjab Food Authority Act 2011. [1] [2] The PFA is the first agency of its kind in Pakistan. [3]