Showing 2131-2145 of 3558
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Bioaccumulation and impact of maternal PFAS offloading on egg biochemistry from wild-caught freshwater turtles (Emydura macquarii macquarii)
Science
17 Jan 2022 | Sci Total Environ
PFAS from the mothers were found to bioaccumulate in egg yolks which contained up to 97% of bioaccumulated PFAS, and impacted eggs had changes in metabolite, lipid, and protein levels.
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Anthropogenic Drivers of Variation in Concentrations of Perfluoroalkyl Substances in Otters () from England and Wales.
Science
17 Jan 2022 | Environ Sci Technol
PFAS concentrations in otters were positively associated with effluent from wastewater treatment plants, agriculture, and a fluoropolymer production facility.
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Demographic, life-style and physiological determinants of serum per- and polyfluoroalkyl substance (PFAS) concentrations in a national cross-sectional survey of Swedish adolescents
Science
17 Jan 2022 | Environ Res
Legacy PFAS were found at elevated levels throughout Swedish adolescents in addition to the novel 9Cl-PF3ONS in 5% of those tested, and females had lower serum PFAS concentration than males.
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Exposure to perfluorooctanoic acid leads to promotion of pancreatic cancer
Science
16 Jan 2022 | Carcinogenesis
PFOA was found to potentially promote pancreatic cancer progression in a mice model.
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Michigan’s first PFAS site cleanup trial is scheduled to begin this year
News
12 Jan 2022 | MLive
The first civil trial to arise out of Michigan’s multi-year pursuit of cleanup at toxic PFAS contamination sites is scheduled to take place this summer.
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Injustice Forever? Toxic PFAS Chemicals Have ‘Made a Mockery of Our Environmental Regulations’
Policy
10 Jan 2022
With a lack of regulations addressing toxic “forever chemicals,” students and professors at a Vermont college have taken their research skills into communities to spur action.
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Quantitation of linear and branched perfluoroalkane sulfonic acids (PFSAs) in women and infants during pregnancy and lactation
Science
10 Jan 2022 | Environ Int
A linear relation between PFSA concentrations in mothers at pregnancy week 18 and infants at six months was observed, suggesting that pregnancy and lactation are major excretion routes for PFSA, but accumulate in the infant.
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Disposition of Fluorine on New Firefighter Turnout Gear
Science
10 Jan 2022 | Environ Sci Technol
Multiple analytical techniques revealed high concentrations of both volatile and nonvolatile PFAS in the outer layers, moisture barriers, and thermal layers of new turnout gear.
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Prevalence and Implications of Per- and Polyfluoroalkyl Substances (PFAS) in Settled Dust
Science
10 Jan 2022 | Curr Environ Health Rep
This review emphasizes the prevalence of PFAS in indoor dust - especially daycares and workplaces - with sources of PFAS including building materials and furnishings and consumer products.
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Characterization of Per- and Polyfluorinated Alkyl Substances Present in Commercial Anti-fog Products and Their Adipogenic Activity
Science
10 Jan 2022 | Environ Sci Technol
High concentrations of PFAS were detected in all measured anti-fog products, with FTEOs found to be a significant contributor to the adipogenic activity exhibited by the anti-fog sprays.
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Increased levels of perfluorooctanesulfonic acid (PFOS) during Hurricane Dorian on the east coast of Florida
Science
10 Jan 2022 | Environ Res
Mean PFOS levels in surface water showed the greatest increase of 177% during the hurricane and returned to baseline levels after two days.
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Food, Beverage, and Feedstock Processing Facility Wastewater: a Unique and Underappreciated Source of Contaminants to U.S. Streams
Science
9 Jan 2022 | Environ Sci Technol
Wastewater generated from food and beverage processing from 12 facilities in 17 states was found to contain 6:2 fluorotelomer sulfonic acid and other PFAS at elevated concentrations.
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SAB PFAS Review Panel meeting
Events
7 Jan 2022
The EPA's Science Advisory Board will be reviewing proposals regarding PFAS.
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High levels of toxic ‘forever chemicals’ found in anti-fogging sprays for glasses
News
5 Jan 2022 | The Guardian
Anti-fogging sprays and cloths often used to prevent condensation on eyeglasses from wearing a mask or on face shields may contain high levels of potentially toxic PFAS “forever chemicals”, according to a new study led by Duke University.
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High Levels of PFAS Found in Anti-Fogging Sprays and Cloths
News
5 Jan 2022 | Phys.org
The sprays contain up to 20.7 milligrams of PFAS per milliliter of solution.