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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 ...
The levels were below the EPA’s current health advisory level for PFAS, which is 4 parts per trillion (ppt). The tests conducted in December showed a 3.4 ppt level in Gosport’s Well No. 1, 3.2 ...
The military is the most common culprit named among the 168 water systems that pointed to a PFAS source and also reported contamination above limits the EPA set earlier this year, USA TODAY's ...
In 2024, a worldwide study of 45,000 groundwater samples found that 31% of samples contained levels of PFAS that were harmful to human health; these samples were taken from areas not near any obvious source of contamination. [41] Soil is also contaminated and the chemicals have been found in remote areas such as Antarctica. [42]
All of these methods promote the formation of hydroxyl radicals or other oxidizing agents that can oxidize PFAS and break its C−C bonds. [3] [4] However, the remediation of PFAS depends on the environmental medium where the these compounds reside. For example, the treatment of contaminated soil, biosolids and water is not the same, and risk ...
The analysis found 66, or 14%, of all active ingredients in pesticides are PFAS, which are intentionally added to improve the product’s ability to eliminate pests, Andrews said.
Some, but not all, studies in humans with PFAS exposure have shown that certain PFAS may affect growth, learning, and behavior of infants and older children, lower a woman's chance of getting pregnant, interfere with the body's natural hormones, increase cholesterol levels, affect the immune system, and increase the risk of cancer." [82]
Acknowledgments: Maine Morning Star is grateful to the team of researchers at Rutgers School of Health who assisted in the survey design and analysis: Dr. Judith Graber, Rouan Esmail and Erin ...