Showing 1216-1230 of 1843
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PFAS-Tox Database
Science
21 Apr 2021
The PFAS-Tox Database was developed as a free, online, publicly available tool to explore the health and toxicology research published on 29 PFAS beyond PFOA and PFOS.
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[Press Release] Harmful PFAS chemicals are pervasive in building materials
News
21 Apr 2021
From the floor to the roof, the average building may be rife with persistent and potentially toxic “forever chemicals” called PFAS.
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A rapid method for the detection and quantification of legacy and emerging per- and polyfluoroalkyl substances (PFAS) in bird feathers using UPLC-MS/MS
Science
21 Apr 2021 | J Chromatogr B Analyt Technol Biomed Life Sci
The developed LC-MS/MS method was validated and shown to be a fast, sensitive and reliable method for determining a broad range of legacy and emerging PFAS in feathers.
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Lipid responses to environmental perfluoroalkyl substance exposure in a Taiwanese Child cohort
Science
20 Apr 2021 | Environ Pollut
Different lipid patterns were discovered in children exposed to different levels of specific PFASs, such as PFTrDA, PFOS, and PFDA.
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Long-term leaching of PFAS from contaminated agricultural soils in Germany
Science
19 Apr 2021 | J. Contam. Hydrol.
Analysis of field data over a time period of 12 years revealed no or slowly decreasing trends as well as seasonal fluctuations, likely due to the ongoing transformation of precursors and a seasonal influence on production rates of mobile PFAS.
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Fluorine-Specific Detection Using ICP-MS Helps to Identify PFAS Degradation Products in Nontargeted Analysis
Science
19 Apr 2021 | Anal Chem
The feasibility of the detection of PFAS metabolites using a fluorine-specific detection was demonstrated using a model compound and can thus be applied to new experiments and unknown organofluorine-containing samples in the future.
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‘Forever chemicals,’ other pollutants found around the summit of Everest
News
17 Apr 2021 | Washington Post
PFAS likely shed from climbers’ outdoor gear such as parkas and tents, which are often treated with chemicals to weatherproof.
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Lawmakers, environmental activist introduce PFAS Action Act
News
13 Apr 2021 | ABC News
U.S. Reps. Fred Upton (R-MI) and Debbie Dingell (D-MI) introduced legislation that aims to protect people and the environment from chemicals known as PFAS.
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Time Trend of Persistent Organic Pollutants and Metals in Greenlandic Inuit during 1994-2015
Science
13 Apr 2021 | Int J Environ Res Public Health
PFOS, PFHxS, and PFOA decreased across Greenland while PFNA, PFDA, and PFUnDA increased in women.
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In-Vitro and In-Silico Assessment of Per- and Polyfluoroalkyl Substances (PFAS) in Aqueous Film-Forming Foam (AFFF) Binding to Human Serum Albumin
Science
13 Apr 2021 | Toxics
Carboxylic acid and sulfonic acid-containing PFAS were found to bioaccumulate the most readily in human blood.
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Toxicological Response of Chironomus dilutus in Single Chemical and Binary Mixture Exposure Experiments with Six Perfluoralkyl Substances
Science
13 Apr 2021 | Environ Toxicol Chem
PFOS was found to be the most toxic PFAS to aquatic life and suggests that PFOS could be more toxic to freshwater insects than previously reported.
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Per- and polyfluoroalkyl Substances (PFAS) as Contaminants of Emerging Concern in Asia's Freshwater Resources
Science
13 Apr 2021 | Environ Res
The highest PFAS contamination was detected in surface water relative to ground, tap, and drinking water.
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Occurrence and sources of per- and polyfluoroalkyl substances in the ice-melting lakes of Larsemann Hills, East Antarctica
Science
13 Apr 2021 | Sci Total Environ
In the ice-melting lakes, PFOA, PFOS, and Cl-PFESA were detected in ice-melt lakes on the eastern side of Antarctica where there are fewer on-site human activities.
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Biological and behavioural responses of European honey bee (Apis mellifera) colonies to perfluorooctane sulfonate (PFOS) exposure
Science
12 Apr 2021 | Integr Environ Assess Manag
PFOS exposure adversely affects honey bee colonies and may transfer to honey.
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EPA Considering Revised Effluent Limitations Guideline Relating to PFAS
Policy
8 Apr 2021
Recently, the U.S. EPA took a preliminary step toward requiring limits on some National Pollutant Discharge Elimination System discharges of PFAS into surface water.