Showing 2941-2955 of 3851
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Removal of per- and polyfluoroalkyl substances (PFASs) in a full-scale drinking water treatment plant long-term performance of granular activated carbon (GAC) and influence of flow-rate
Science
27 May 2020 | Water Res.
The results and methods presented in this study give drinking water providers valuable tools for the operation of a full-scale treatment train for the removal of PFAS in contaminated raw water.
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Perfluoroalkyl Substances Exposure and Hearing Impairment in US Adults
Science
27 May 2020 | Environ. Res.
PFNA and PFDA were associated with high-frequency hearing impairment, while PFOS and PFOA were not.
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Minnesota county pushes EPA for help over PFAS-laden leachate entering Lake Superior
News
27 May 2020 | Waste Dive
Surface water discharge shows PFAS, along with mercury, arsenic, lead, cyanide, and other contaminants.
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Vermont Senate passes bill to protect Vermont firefighters and families from toxic chemicals
News
27 May 2020 | Mountain Times
S.295 targets four different areas of consumer products: food packaging, firefighting foam, residential carpets and rugs, and children’s products.
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These tiny, self-assembling traps capture PFAS
News
27 May 2020 | University at Buffalo
The iron-based tetrahedral cages capture a subset of PFAS with chains of six or more fluorinated carbon atoms, including perfluorocarboxylic acids, sulfonic acids and fluorotelomers.
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Interactions of perfluorooctanesulfonate (PFOS) and 6:2 chlorinated polyfluorinated ether sulfonate (6:2 Cl-PFESA) with human serum albumin (HSA): A comparative study
Science
27 May 2020 | Chem. Res. Toxicol.
The stronger binding affinity of 6:2 Cl-PFESA to human blood cells may contribute to its higher bioaccumulation potential than PFOS.
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Integrative omics analyses uncover the mechanism underlying the immunotoxicity of perfluorooctanesulfonate in human lymphocytes
Science
27 May 2020 | Chemosphere
The findings of this study offer insight into the molecular mechanisms underlying the immunotoxicity of PFOS and open the potential of using the identified PFOS-responsive genes and lipids as biomarkers for risk assessment.
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Legacy and emerging per- and polyfluoroalkyl substances (PFASs) in the coastal environment of Korea: Occurrence, spatial distribution, and bioaccumulation potential
Science
27 May 2020 | Chemosphere
Seawater was dominated by short-chained PFASs as a prompt reflection of regulation, while the sediment and bivalves were dominated by long-chained PFASs.
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Screening new persistent and bioaccumulative organics in China's inventory of industrial chemicals
Science
27 May 2020 | Environ. Sci. Technol.
Sixty-nine organofluorine compounds with three or more perfluorinated moieties, were found unique to the chemical Inventory of Existing Chemical Substances of China lists.
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Understanding and Managing the Potential By‐Products of PFAS Destruction
Science
26 May 2020 | Ground. Mon. & Rem.
Based on the available technologies relevant to PFAS destruction, complex aqueous solutions containing high concentrations of PFAS have the potential to generate either known short-chain PFAAs or other secondary effects on water quality.
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Orange County water districts consider massive lawsuit over PFAS contamination
News
22 May 2020 | The Orange County Register
The "forever chemical" is forcing the closure of dozens of wells and increased use of more expensive imported water.
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Wisconsin to miss deadline on action on PFAS compounds
News
20 May 2020 | WXPR
An executive order last year directed the Wisconsin PFAS Action Council to produce an action plan by June 30, 2020.
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Michigan State launches new PFAS research center
News
20 May 2020
The primary goals of the Center are to quantify exposure and risk for people, livestock, crops, fish and wildlife, to develop and test remediation strategies and technologies and to explore safer PFAS alternatives.
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Per- and polyfluoroalkyl substances (PFASs) in blood of captive Siberian tigers in China: Occurrence and association with biochemical parameters
Science
19 May 2020 | Env Poll
Ten PFASs were detected in the blood of captive Siberian tigers, including PFOS alternative 6:2 Cl-PFESA, primarily from the consumption of PFAS-contaminated meat.
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Removal of eight perfluoroalkyl acids from aqueous solutions by aeration and duckweed
Science
19 May 2020 | Sci the Total Env
With duckweed, >95% of long chain PFAS at 200 ppb were removed after 2 weeks.