Showing 2806-2820 of 4775
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OEHHA Releases Long-Awaited Proposed Public Health Goals for PFOA and PFOS
News
23 Jul 2021 | JD Surpa
The draft goals identified by OEHHA are 0.007 parts per trillion (ppt) for PFOA to address concerns based on kidney cancer in humans associated with exposure to PFOA and 1 ppt for PFOS to address concerns related to liver and pancreatic tumors in laboratory animals associated with exposure to PFOS.
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Efforts underway in Europe to ban PFAS compounds
News
23 Jul 2021 | Chemistry World
The five European countries are proposing to ban the entire class of chemicals.
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PFAS update: Current state-by-state groundwater regulations
News
21 Jul 2021 | JD Supra
States have adopted a patchwork of regulations and guidance standards which presents significant compliance challenges to impacted industries.
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Companies agree to $65M settlement over Hoosick Falls PFAS lawsuit
News
21 Jul 2021 | WAMC Northeast Public Radio
The agreement, which still needs court approval, would provide money and medical monitoring for thousands of property owners and residents.
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US House passes Dingell bill regulating ‘forever chemicals’ in drinking water
News
21 Jul 2021 | Michigan Advance
The legislation would direct EPA to start the regulatory process for regulating PFAS, in drinking water and making the decision on whether to set drinking water standards for certain types of PFAS or to regulate the entire class,.
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‘Burden falls on exposed people’ as EPA weighs PFAS rules
News
21 Jul 2021 | E&E News
US EPA action to limit PFAS in drinking water is focused on just two compounds, meaning many Americans could continue drinking contaminated tap water for years to come.
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Are we being kept safe from ‘forever chemicals’ injected into fracking sites?
News
21 Jul 2021 | The Guardian
A bombshell exposé revealed that oil and gas firms are injecting PFAS chemicals into fracking sites, threatening groundwater.
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Thyroid Disruptors: Extrathyroidal Sites of Chemical Action and Neurodevelopmental Outcome-an Examination Using Triclosan and Perfluorohexane Sulfonate (PFHxS)
Science
21 Jul 2021 | Toxicol Sci
Lifelong exposure to PFAS could affect both the thyroid hormone status and the immune defense of perch in the wild.
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[Report] Reconciling Terminology of the Universe of Per- and Polyfluoroalkyl Substances: Recommendations and Practical Guidance
Policy
20 Jul 2021
This report summarizes recent efforts by the OECD/UNEP Global PFC Group to provide recommendations and practical guidance to all stakeholders with regard to the terminology of PFAS.
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Spatial and Temporal Patterns of PFAS Occurrence at a Wastewater Beneficial Reuse Site in Central Pennsylvania
Science
20 Jul 2021 | ASABE
PFAS present in the crop tissue suggests that PFAS may enter the food chain once those crops are fed to livestock.
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Placental Transfer and Composition of Perfluoroalkyl Substances (PFASs): A Korean Birth Panel of Parent-Infant Triads
Science
20 Jul 2021 | Toxics
Gestational age and birth weight were positively associated with a placental transfer rate of PFOA, PFHxS, and PFOS, while pre-pregnant BMI and weight were inversely associated with PFOS.
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Perfluorononanoic acid impedes mouse oocyte maturation by inducing mitochondrial dysfunction and oxidative stress
Science
20 Jul 2021 | Reprod Toxicol
PFNA was found to inhibit the development of immature eggs preventing successful reproduction.
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[Press Release] Detection of toxic PFAS chemicals increases to 2,790 communities
News
20 Jul 2021
The latest detections are based on new testing completed in Alabama, Illinois, Maine, Maryland, Massachusetts, New Jersey, New York, South Carolina and Vermont.
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Perfluoroalkyl substances (PFAS) adsorption in drinking water by granular activated carbon: Influence of activated carbon and PFAS characteristics
Science
20 Jul 2021 | Sci Total Environ
Activated carbon filters were found to absorb different PFAS from contaminated water at different efficiencies.
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Chronic low-level perfluorooctane sulfonate (PFOS) exposure promotes testicular steroidogenesis through enhanced histone acetylation
Science
20 Jul 2021 | Environ Pollut
Low-level PFOS exposure was found to promote the development of steroid hormones.