Showing 2176-2190 of 4789
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Estimated daily intake of per- and polyfluoroalkyl substances related to different particle size fractions of house dust
Science
6 Jun 2022 | Chemosphere
Children’s estimated daily intake for the sum of PFOA, PFNA, PFHxS, and PFOS from house dust exposure is close to the tolerable weekly intake value presented by the European Union.
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Dietary Perfluorohexanoic Acid (PFHxA) Exposures in Juvenile Zebrafish Produce Subtle Behavioral Effects across Generations
Science
4 Jun 2022 | Toxics
PFHxA juvenile dietary exposure induced abnormal adult behavior and anxiety in a multigenerational human model species.
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Pressure growing to remove PFAS from fast food wrappers
News
1 Jun 2022 | Shelton Herald
Hampton, who believes the contaminated water contributed to kidney problems she and other residents suffer, soon learned that PFAS were found in another source that hit close to home — fast food wrappers, boxes and plates.
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Application of soil amendments for reducing PFAS leachability and bioavailability
Science
1 Jun 2022 | Environ. Pollut.
Through the use of commercially-available soil additives, the mobility and potential exposure to soil-borne PFAS was decreased by 98%.
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Extraction of Chemical Structures from Literature and Patent Documents using Open Access Chemistry Toolkits: A Case Study with PFAS
Science
1 Jun 2022 | Comput. Theor. Chem.
This work extracted ~1.7 M PFAS from patents and ~27 K from repositories to better understand how chemical structures are being normalized and communicated.
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Are resource recovery insects safe for feed and food? A screening approach for bioaccumulative trace organic contaminants
Science
1 Jun 2022 | Sci. Total Environ.
Four PFAS (PFBA, PFOA, PFBS, and PFOS) did not bioaccumulate in larvae, and non-target analysis revealed emerging PFAS present in larvae and almond hulls.
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A High-Throughput Toxicity Screen of 42 Per- and Polyfluoroalkyl Substances (PFAS) and Functional Assessment of Migration and Gene Expression in Human Placental Trophoblast Cells
Science
1 Jun 2022 | Front. Toxicol.
The placenta is potentially a direct target of PFAS exposure and indicate that trophoblast cell gene expression and function are disrupted at PFAS levels well below the predetermined cell mortality level.
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New legislation would allow DEQ to regulate some types of PFAS in drinking water
News
31 May 2022 | The Pulse
After five years without meaningful legislation on PFAS contamination, North Carolina could adopt its own threshold for the toxic compounds in drinking water, under a new bill introduced in the General Assembly yesterday.
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NY State Assembly Bill A7063A
Policy
30 May 2022
New York Assembly bill prohibits the use of PFAS in apparel as an intentionally added chemical.
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Assessment of Bioactive Surfactant Levels in Selected Cereal Products
Science
30 May 2022 | Applied Sciences
The most frequently detected compound was PFOA, which was quantified in 65.2% of samples, while PFBA was present in the majority of cereal based products.
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Communicating Confidence of Per- and Polyfluoroalkyl Substance Identification via High-Resolution Mass Spectrometry
Science
30 May 2022 | Environ. Sci. Technol. Lett.
A confidence scale system was developed for the identification of PFAS through mass spectrometry to aid scientific research, especially considering the lack of analytical reference standards for PFAS.
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Silicone Wristbands Track Firefighters’ Exposure to Harmful Chemicals
News
25 May 2022 | Duke University
Recent research by scientists at Duke University could give doctors and public health officials a new tool for tracking firefighters’ exposures to PFAS, cancer-causing chemicals and determining where and when the risks might be greatest.
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U.S. government’s $650 billion buying power could move markets to PFAS-free products
Policy
24 May 2022
Curbing the needless use of the toxic "forever chemicals" known as PFAS could end their cycle of contamination, and the U.S. government has an extraordinary ability to move markets to PFAS-free products with its $650 billion annual purchasing power.
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EPA Adds Five PFAS Chemicals to List of Regional Screening and Removal Management Levels to Protect Human Health and the Environment
Policy
24 May 2022
The EPA is taking an important step forward to protect people from PFAS by adding five PFAS chemicals for a total of six PFAS chemicals to a list of risk-based values that help EPA determine if response or remediation activities are needed.
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San Diego files lawsuit over toxic PFAS chemicals in water
News
24 May 2022 | CBS8
San Diego is suing more than 20 companies including 3M, DuPont and Raytheon over decades-long contamination.