Showing 4516-4530 of 5068
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Michigan starts collecting firefighting foam containing PFAS
Policy
13 Dec 2019
After the foam is picked up, it will be shipped to a facility in Idaho. There it will be solidified and placed in a licensed hazardous waste landfill.
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PFAS and Health: Troublesome, ubiquitous chemicals to be examined at YSPH Symposium
News
12 Dec 2019 | Yale School of Public Health
On December 13, 2019 the Department of Environmental Health Sciences at the Yale School of Public Health will host a symposium on chemicals known as PFAS.
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DuPont made billions polluting tap water with PFAS; will now make more cleaning it up
News
12 Dec 2019 | EWG News
DuPont announced on Wednesday it will purchase Desalitech Ltd., a manufacturer of closed-circuit reverse osmosis technology. Reverse osmosis is one of the most expensive water filter technologies on the market, but it can remove many fluorinated chemicals, known as PFAS.
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[Peer-review] Draft NTP Technical Reports on Toxicology and Carcinogenesis Studies of HMB and PFOA
Events
12 Dec 2019
NTP is holding a peer-review of draft Technical Reports on toxicology and carcinogenesis studies of HMB and PFOA and will hold a webcast on Dec. 12, 2019 at 10 AM Eastern (Registration is required). Written comments are due on Nov. 20, 2019. Oral comment registration deadline is Dec. 3, 2019.
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Hierarchically porous polymer coatings for highly efficient passive daytime radiative cooling
Science
11 Dec 2019 | Science
PFAS were used to develop reflective coatings used to keep buildings cool.
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Altered expression and activity of phase I and II biotransformation enzymes in human liver cells by perfluorooctanoate (PFOA) and perfluorooctane sulfonate (PFOS)
Science
10 Dec 2019 | Toxicology
PFOA and PFOS found to inhibit the body's ability to breakdown and absorb nutrients.
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Trump administration, GOP strip out PFAS standard, cleanup requirements from defense bill
News
10 Dec 2019 | Detroit Free Press
“While it’s good news that the Defense Department will finally phase out PFAS in firefighting foam and food packaging, communities desperately need Congress to tackle industrial PFAS releases into the air and water and to require DOD to clean up legacy PFAS pollution," said Scott Faber, an official with the Environmental Working Group.
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Indoor exposure to per- and polyfluoroalkyl substances (PFAS) in the childcare environment
Science
10 Dec 2019 | Environ. Poll.
Dust samples were found to contain high concentrations of neutral FTOHs while sleeping mats contained FOSAs and FOSEs.
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Trump administration, GOP strip out PFAS standard, cleanup requirements from defense bill
Policy
10 Dec 2019
U.S. Sen. Gary Peters, D-MI acknowledged some key provisions were taken out, including requiring that a standard be set by the U.S. Environmental Protection Administration that would require intervention when it was exceeded. However, the legislation still contains key provisions to help reduce PFAS contamination, especially as it relates to military uses.
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Topic of Cancer: How PFAS threaten our water
News
10 Dec 2019 | Capital & Main
What’s more, while the persistent and mobile nature of PFAS chemicals means that no neighborhood is safe from contamination, smaller water systems—particularly those serving disadvantaged communities—face an uphill task in tackling the problem due to the higher probability of aging infrastructure and limited resources, as compared to larger utilities.
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Defense bill boosts climate resilience, ends PFAS foam use (2)
News
10 Dec 2019 | Bloomberg Environment
“The provisions for nationwide water testing and phasing out PFAS in military firefighting foam are a major milestone in the fight against PFAS,” Tom Bruton, a senior scientist at the Green Science Policy Institute, said in a statement. “Just a few years ago achieving these critical protections, especially the foam phaseout, seemed impossible.”
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Exposure of adult mice to perfluorobutanesulfonate impacts ovarian functions through hypothyroxinemia leading to down-regulation of Akt-mTOR signaling
Science
10 Dec 2019 | Chemosphere
PFBS found to be associated with decreased production of ovarian hormones and fertility.
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Subacute dermal toxicity of perfluoroalkyl carboxylic acids: comparison with different carbon-chain lengths in human skin equivalents and systemic effects of perfluoroheptanoic acid in Sprague Dawley rats
Science
10 Dec 2019 | Arch. Toxicol.
PFCA found to have adverse effects on major organs with systemic dermal exposure in high concentrations.
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Insights into the Uptake, Translocation and Transformation Mechanisms of Perfluorophosphinates and Perfluorophosphonates in Wheat (Triticum aestivum L.)
Science
10 Dec 2019 | Environ. Sci. Technol.
Exposure to PFPiAs in roots caused increased accumulation of more persistent PFPAs in the stalk and leaves of wheat.
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Characterization of the chemical contents of fluorinated and fluorine-free firefighting foams using a novel workflow combining non-target screening and total fluorine analysis
Science
10 Dec 2019 | Environ. Sci. Technol.
Firefighting foams marketed as PFAS-Free was found not to contain fluorine.