Showing 1-15 of 96
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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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Combined Use of Total Fluorine and Oxidative Fingerprinting for Quantitative Determination of Side-Chain Fluorinated Polymers in Textiles
Science
3 Jan 2022 | ES&T
A method was developed to determine the side-chain fluorinated polymer concentrations in terms of the side chain mass, as opposed to fluorine equivalents, facilitating the estimation of the structure and quantity of PFAA degradation products in medical textiles.
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Insufficient evidence for the existence of natural trifluoroacetic acid
Science
3 Jan 2022 | Environ. Sci.: Processes Impacts
The authors argue that there is not sufficient evidence that TFA occurs naturally, contrary to previous claims.
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New Additions to the Proposition 65 List
Policy
20 Dec 2021
Over the past week, several new PFAS have been added to California’s Proposition 65 list.
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Development and validation of an LC-MS/MS method for the quantitation of 30 legacy and emerging per- and polyfluoroalkyl substances (PFASs) in human plasma, including HFPO-DA, DONA, and cC6O4
Science
20 Dec 2021 | Anal Bioanal Chem
An assay was developed suitable for large-scale analyses of a wide range of legacy and emerging PFAS in human plasma.
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[Press Release] Rep. Sherrill Holds Science, Space, and Technology Committee Hearing on PFAS Research and Development
Policy
13 Dec 2021
Representative Mikie Sherrill (NJ-11) held a hearing on PFAS to discuss the role of federal research and development to better understand and address the growing problem and expand public understanding about PFAS in NJ-11 and across the country.
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Distribution, source identification and health risk assessment of PFASs in groundwater from Jiangxi Province, China
Science
30 Nov 2021 | Chemosphere
Monitoring in China suggests that PFBA, PFPeA, 6:2 FTS and F–53B are broadly used replacements of PFOA and PFOS with estimated daily intakes of short-chain PFCAs higher than that of PFOA.
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A New OECD Definition for Per- and Polyfluoroalkyl Substances
Science
16 Nov 2021 | Environ Sci Technol
The Organisation for Economic Co-operation and Development and the United Nations Environment Programme expanded on their definition of PFAS to include fluorinated substances that contain at least one fully fluorinated methyl or methylene carbon atom.
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[Blog] The Big Reveal: Hundreds of Health Studies on Next Gen PFAS
News
10 Nov 2021 | NRDC
The PFAS-Tox Database has been updated and includes 1068 studies.
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Newsom signs laws banning 'forever chemicals' in children's products, food packaging
Policy
12 Oct 2021
California Gov. Gavin Newsom signed two laws on Tuesday banning the use of toxic “forever chemicals” in children’s products and disposable food packaging.
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EPA proposal could put PFAS on contaminant list, UW experts support decision
Policy
12 Oct 2021
Wisconsin Attorney General Josh Kaul supported the U.S. Environmental Protection Agency’s proposal to include per- and polyfluoroalkyl substances in the Contaminant Candidate List 5.
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Information Requirements under the Essential-Use Concept: PFAS Case Studies
Science
11 Oct 2021 | Environ Sci Technol
An investigation into how much information is available on the types and functions of PFAS in specific uses, how much information is available on alternatives, their performance and hazardous properties, and whether this information is sufficient as a basis for deciding on the essentiality of a PFAS use, was conducted.
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Biden EPA Cuts Dangerous Greenhouse Gases Used In Refrigerators, Air Conditioners
Policy
23 Sep 2021
The EPA has signed a rule phasing out a greenhouse gas that cools refrigerators and air conditioners but warms the planet much more than carbon dioxide.
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Source apportionment and crop bioaccumulation of perfluoroalkyl acids and novel alternatives in an industrial-intensive region with fluorochemical production, China: Health implications for human exposure
Science
22 Sep 2021 | J Hazard Mater
Through crop consumption, short-chained PFAAs and novel alternatives might pose emerging human health threats.
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Addressing Urgent Questions for PFAS in the 21st Century
Science
21 Sep 2021 | Environ Sci Technol
Six urgent questions relevant to science, technology, and policy were proposed to aid in addressing the -- PFAS problem.