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Per- and polyfluoroalkyl substances (also PFAS [1],PFASs [2], and sometimes referred to as "forever chemicals" [3] [4]) are a group of synthetic organofluorine chemical compounds that have multiple fluorine atoms attached to an alkyl chain; there are 7 million such chemicals according to PubChem. [5]
To date, there are no nationwide requirements to test private well water for PFAS, which comprise a class of thousands of compounds that have seen widespread use in industrial processes and ...
It is the first time a nationwide limit on so-called forever chemicals has been imposed on water providers. EPA Administrator Michael Regan called it the biggest action the agency has ever taken ...
Not all PFAS are 'forever' chemicals One common mistake is the overarching use of “forever chemicals” to label PFAS, said Stapleton. Some PFAS can last incredibly long in the environment.
[10] [11]: 278–288 According to a 1935 news item in the Industrial and Engineering Chemistry journal, the purpose of the du Pont facility was to thoroughly test all du Pont products as a public health measure to determine the effects of du Pont's finished products on the "health of the ultimate consumer " and that the products "are safe ...
Perfluorooctanoic acid (PFOA; conjugate base perfluorooctanoate; also known colloquially as C8, for its 8-carbon chain structure) is a perfluorinated carboxylic acid produced and used worldwide as an industrial surfactant in chemical processes and as a material feedstock.
Called "forever chemicals" because they bioaccumulate in the environment and don't break down in the body once consumed, this group of chemicals were once seen as a sort of technological miracle ...
Persistent organic pollutants (POPs) are organic compounds that are resistant to degradation through chemical, biological, and photolytic processes. [1] They are toxic and adversely affect human health and the environment around the world. [1]