Showing 76-90 of 185
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Dual-Functional Phosphorene Nanocomposite Membranes for the Treatment of Perfluorinated Water: An Investigation of Perfluorooctanoic Acid Removal via Filtration Combined with Ultraviolet Irradiation or Oxygenation
Science
29 Dec 2020 | Membranes
The removal of PFOA accumulated on the membrane surface achieved 99% after the membranes were treated with ultraviolet light and liquid aerobic oxidation.
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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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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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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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Toxic PFAS chemicals discovered in hundreds of products
News
2 Dec 2020 | The Intercept
Climbing ropes, guitar strings, and hand sanitizer are among the newly reported uses for the toxic “forever” chemicals.
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US EPA recommends testing wastewater for PFAS
Policy
1 Dec 2020
Some facilities may have to test for the presence of PFAS in their wastewater, under a new strategy from the US Environmental Protection Agency
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German Federal Agency's International Conference: PFAS - Dealing with contaminants of emerging concern
Events
30 Nov 2020
The German Federal Ministry for the Environment, Nature Conservation and Nuclear Safety and the German Environment Agency will be hosting a two-day international conference focusing on strategies on how to deal with PFAS-contaminated soil and groundwater.
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Rapid Characterization of Emerging Per- and Polyfluoroalkyl Substances in Aqueous Film-Forming Foams Using Ion Mobility Spectrometry-Mass Spectrometry
Science
24 Nov 2020 | Environ Sci Technol
Using analytical chemistry techniques PFAS in AFFF were rapidly characterized.
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Pittsboro task force recommends “deep discounts” so poor residents can afford clean drinking water
News
23 Nov 2020 | North Carolina Health News
The Pittsboro Drinking Water Task Force wants the town to provide deeply discounted reverse osmosis filtration systems to low-income residents while it continues to explore permanent solutions for a community rocked by contaminated drinking water.
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[Informational Webinar] EPA's Innovative Ways to Destroy PFAS Challenge
Events
23 Nov 2020
EPA is partnering with the other stakeholders, to co-sponsor a technical challenge regarding the destruction of PFAS. The challenge asks solvers to submit detailed plans for a non-thermal way of destroying PFAS in AFFF, while creating the least amount of potentially harmful byproducts with a $50,000 prize.
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Well water throughout California contaminated with ‘forever chemicals’
News
19 Nov 2020 | CALmatters
Californians are largely left in the dark about the safety of their drinking water: Less than 9% of roughly 14,350 public drinking water wells in the state have been tested for PFOA and PFOS. State requirements have focused on areas considered vulnerable to contamination, such as near airports and landfills.
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The Biden plan to secure environmental justice
Policy
10 Nov 2020
Biden will tackle PFAS pollution by designating PFAS as a hazardous substance, setting enforceable limits for PFAS in the Safe Drinking Water Act, prioritizing substitutes through procurement, and accelerating toxicity studies and research on PFAS.
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U.S. military responsible for widespread PFAS pollution in Japan
News
9 Nov 2020 | The Intercept
A new book by Jon Mitchell exposes “countless” releases of PFAS chemicals by the U.S. military in Japan.
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Producing Ignorance Through Regulatory Structure: The Case of Per-and Polyfluoroalkyl Substances (PFAS)
Policy
3 Nov 2020
A review of the current American regulatory system using PFAS to highlight how chemical manufacturers control knowledge production and dissemination among other problems.
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Characteristics, pollution patterns and risks of Perfluoroalkyl substances in drinking water sources of Taiwan
Science
27 Oct 2020 | Chemosphere
This investigation provides information and reference points for further reviews of PFAS presence in public water supplies.