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• PFAS Biotransformation Pathways: A Species Comparison Study

  Science

  12 Jan 2023 | Toxics

  A metabolic pathway map was made to aid researchers in determining possible PFAS breakdown products in fish when no metabolic data is present.

• A Proposed approach to defining per- and polyfluoroalkyl substances (PFAS) based on molecular structure and formula

  Science

  11 Jan 2023 | Integr Environ Assess Manag

  A definition of PFAS was proposed based on four substructures and any structures where the molecular formula is at least 30% fluorine by atom count.

• West Virginia lawmakers push to regulate ‘forever’ PFAS chemicals

  News

  10 Jan 2023 | Public News Service

  West Virginia lawmakers are expected to introduce legislation in 2023 aimed at regulating PFAS chemicals in the state’s drinking-water systems.

• Occurrence and implications of per and polyfluoroalkyl substances in animal feeds used in laboratory toxicity testing

  Science

  10 Jan 2023 | Sci Total Environ

  PFAS contamination in animal feed was found to be pervasive, which is significant because unintended PFAS exposure in control animals from feed can significantly bias toxicity testing.

• In utero exposure to perfluoroalkyl substances and early childhood BMI trajectories: A mediation analysis with neonatal metabolic profiles

  Science

  9 Jan 2023 | Sci Total Environ

  Prenatal PFAS exposure was associated with persistently increased BMI in childhood.

• Investors pressure top firms to halt production of toxic ‘forever chemicals’

  News

  6 Jan 2023 | The Guardian

  Investors from some of the world’s largest firms are pressuring chemical companies to end production of toxic PFAS ‘forever chemicals’, which shareholders say represent an enormous and growing threat to manufacturers’ bottom lines.

• EPA Requires Reporting on Releases and Other Waste Management for Nine Additional PFAS

  Policy

  6 Jan 2023

  The U.S. EPA announced the automatic addition of nine PFAS to the Toxics Release Inventory list.

• Rapid Determination of Selected PFAS in Textiles Entering the Waste Stream

  Science

  6 Jan 2023 | Toxics

  A rapid extraction and clean-up method was developed for the determination of 21 PFAS in various polymers used in soft furnishings and upholstery.

• Citing poor PFAS cleanup effort, EGLE calls on DNR to reject Camp Grayling expansion

  News

  5 Jan 2023 | WoodTV

  A new letter clarifies why Michigan’s Department of Environment, Great Lakes and Energy is urging the state’s Department of Natural Resources to reject a National Guard proposal to expand Camp Grayling.

• Associations between per and polyfluoroalkyl ether sulfonic acids and vitamin D biomarker levels in Chinese newborns

  Science

  5 Jan 2023 | Sci Total Environ

  Exposure to legacy PFAS, including PFTrDA, PFHxS, and PFOS, might disturb vitamin D status in newborns.

• Per- and polyfluoroalkyl substances (PFAS) presence in food: Comparison among fresh, frozen and ready-to-eat vegetables

  Science

  5 Jan 2023 | Food Chem

  Italian ready-to-eat vegetables contained higher PFAS levels than fresh/frozen products, and organic vegetables had lower PFAS contents than their traditional counterparts.

• PFAS Bans, Restrictions Go Into Effect in States in 2023

  Policy

  4 Jan 2023

  Laws and regulations restricting “forever chemicals” in more than a half dozen states are entering effect in 2023, including the start of a timeline for a first-in-the-nation ban on PFAS in all products in Maine.

• PFAS in Consumer Products are Targeted by State Regulators and Class Action Plaintiffs

  Policy

  4 Jan 2023

  Consumer product manufacturers, importers, and retailers of products containing PFAS must comply with new regulations in four states in 2023: California, Maine, Vermont, and Washington.

• New York to ban ‘forever chemicals’ from clothing by end of year

  Policy

  4 Jan 2023

  New York will be joining California in banning toxic “forever chemicals” from clothing, under a law signed by Gov. Kathy Hochul (D) just before the new year.

• 3M Among Companies Ordered to Give EPA Data on PFAS in Plastics

  Policy

  4 Jan 2023

  The EPA ordered four chemical manufacturers on Wednesday to generate new information about a widely used PFAS, so the agency can understand how it may affect people’s health and move through the environment.