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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.

• 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.

• 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.

• 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.

• 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.

• 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.

• [Blog] Guidance on New PFAS Reporting Rule for Manufacturers

  Policy

  8 Sep 2021

  In the last 10 years, have you manufactured, processed or imported products containing per- and polyfluoroalkyl substances (PFAS)? If so, be aware - the EPA may soon require a detailed report.

• Potency ranking of per- and polyfluoroalkyl substances using high-throughput transcriptomic analysis of human liver spheroids

  Science

  8 Sep 2021 | Toxicol Sci

  Longer-chain compounds (7 to 10 carbons) were more likely to induce changes in gene expression.

• Use of glioma to assess the distribution of patterns of perfluoroalkyl and polyfluoroalkyl substances in human brain

  Science

  8 Sep 2021 | Environ Res

  PFAS, including short chains, were found inside the brain circumnavigating the blood-brain barrier.

• Occurrence of perfluoroalkyl substances (PFASs) in marine plastic litter from coastal areas of Central Chile

  Science

  25 Aug 2021 | Mar Pollut Bull

  Long-chain PFAS, which can be metabolically degraded into PFOS, were found on six South American beaches in plastic debris.

• External and internal human exposure to PFOA and HFPOs around a mega fluorochemical industrial park, China: Differences and implications

  Science

  25 Aug 2021 | Environ Int

  PFAS were detected in human hair, and their compositions were similar to those in human serum, suggesting that hair is a good non-invasive indicator for long-term exposure to legacy long-chain perfluoroalkyl carboxylic acids and HFPOs.

• Correlates of plasma concentrations of per- and poly-fluoroalkyl substances among reproductive-aged Black women

  Science

  24 Aug 2021 | Environ Res

  PFAS exposure was strongly associated with reproductive factors such as reduced concentrations with parity, recent birth, lactation, and heavy menstrual bleeding in black women.

• Developing potency factors for thyroid hormone disruption by PFASs using TTR-TRβ CALUX® bioassay and assessment of PFASs mixtures in technical products

  Science

  4 Aug 2021 | Environ. Int.

  PFASs mixtures, including aqueous film-forming foam surfactants, were assessed using the TTR-TRβ CALUX® assay for their thyroid hormone transport disrupting potential.

• New compounds, old problems. The case of C6O4 - a substitute of PFOA - and its effects to the clam Ruditapes philippinarum

  Science

  4 Aug 2021 | J Hazard Mater

  C6O4-a was found to disrupt the normal biology of an indicator species of clam.

• Internal exposure to perfluoroalkyl substances (PFAS) in vegans and omnivores

  Science

  28 Jul 2021 | J Hyg Environ Health

  A vegan diet may be related to lower PFAS levels in plasma.