Showing 496-510 of 930
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Sorption behavior of 6:2 chlorinated polyfluorinated ether sulfonate (F-53B) on four kinds of nano-materials
Science
22 Dec 2020 | Sci Total Environ
F-53B was found to be removed most efficiently with surface modified nanoclay from electroplating wastewater.
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Photodegradation of Perfluorooctanesulfonic Acid on Fe-Zeolites in Water
Science
22 Dec 2020 | Environ Sci Technol .
The presented study offers an option for a novel water remediation technology, comprising first a zeolite-based adsorption step followed by a step for photochemical regeneration of the adsorbent.
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From Alaska to Florida, Harmful PFAS Compounds Pollute Water at Multiple Sites in Every State
News
21 Dec 2020 | Eco Watch
Tom Kennedy learned about the long-term contamination of his family's drinking water about two months after he was told that his breast cancer had metastasized to his brain and was terminal.
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Biden chooses N.C. environmental chief to head EPA
News
18 Dec 2020 | North Carolina Health News
The announcement followed a briefing in which scientists said “forever chemicals” could make people more vulnerable to COVID-19.
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Photo enhanced degradation of polyfluoroalkyl and perfluoroalkyl substances
Science
16 Dec 2020 | Heliyon
High degradation and defluorination efficiency of PFAS could be achieved by photon driven processes such as photolysis, photochemical, photocatalysis, and photoreduction.
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Scientists seek evidence that ‘forever chemicals’ hinder COVID-19 vaccines
News
16 Dec 2020 | NJ Spotlight
Investigators say more work is needed on interaction of PFAS in blood and the coronavirus.
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Cosmetics, cellphones, guitar strings: where we found 'forever chemicals'
News
14 Dec 2020 | The Guardian
Altogether, we found PFAS in more than 200 use categories. We already knew about PFAS in fire-fighting foams, refrigerants, lithium-ion batteries, carpets, waterproof fabrics, ski waxes, fast-food paper and board containers, muffin forms, popcorn bags, and dental floss.
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More steps to be taken against PFAS in drinking water
News
9 Dec 2020 | EHS Daily Advisor
Federal measures include a new permitting strategy for addressing PFAS in EPA-issued NPDES wastewater permits and analytical methods for measuring 40 additional PFAS.
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EPA Issues Interim Strategy for Addressing PFAS in Wastewater Permits
Policy
8 Dec 2020
The interim strategy makes a number of recommendations for the consideration of PFAS in the NPDES permit program.
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PFAS study begins in West Michigan
News
8 Dec 2020 | WMUK
The study will help advance PFAS science and help doctors know which health problems to look for in people who have been exposed, and to increase scientists’ understanding of how PFAS exposure affects the health of a population.
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State to study level of PFAS toxins reaching Colorado’s crops
News
7 Dec 2020 | CBS Denver
State agencies are examining the potential contamination of irrigation waterways in areas that have previously been tested for contamination of drinking water.
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Water watchdog chief says industry should face tighter regulation on chemical leaks
News
4 Dec 2020 | NJ Spotlight
Regulations have not done enough to prevent pollution by industry, and they may now need to be strengthened so that corporations do more to ensure contaminants do not escape their plants.
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Groundwater contamination by fluorinated aromatics: benzotrifluoride and its derivatives
Science
2 Dec 2020 | Chemosphere
After >40 years, benzotrifluorides are still present in the μg L-1 concentration range in groundwater.
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Desorption of Poly-and Perfluoroalkyl Substances from Soil Historically Impacted with Aqueous Film-Forming Foam
Science
1 Dec 2020 | J Env Eng
Short-chain PFAS were found to remain in soils and not diffuse into the water as readily as long-chain counterparts.
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Tests reveal toxic ‘forever chemicals’ in aerial pesticide showered over millions of acres in US
News
1 Dec 2020 | Common Dreams
The manufacturer claimed that PFAS were not used in the production, manufacturing, or distribution of either the active or inactive ingredients of the pesticide found to contain 250 ppt of PFOA, 260–500 ppt of GenX, a replacement for PFOA.