Showing 616-630 of 2162
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Analysis of per-and polyfluoroalkyl substances in plastic food storage bags by different analytical approaches
Science
22 Nov 2023 | JCO
57% of plastic food storage bags were found to contain PFAS and migration studies showed no migration of diPAP (6:2) and rapid PFBS migration within 2 hours, with weekly exposure estimates remaining below the regulatory levels set by the European Food Safety Authority.
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Tracing the Bioaccessibility of Per-and Polyfluoroalkyl Substances in Fish during Cooking Treatment
Science
20 Nov 2023 | J. Agric. Food Chem.
Different methods of cooking reduced PFAS bioaccessibility, suggesting that steaming fish and reduced oil intake are beneficial for reducing PFAS absorption from fish consumption.
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Per-and polyfluoroalkyl substances (PFAS) in Canadian municipal wastewater and biosolids: Recent patterns and time trends 2009 to 2021
Science
19 Nov 2023 | Sci. Total Environ.
PFOS and PFOA remain in Canadian wastewater and biosolids, with concentrations of long-chain PFAS – except for PFOS – decreasing over time, while short-chain PFAS, used as replacements, show a consistent increase in wastewater between 2009 and 2021.
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Distribution of select per- and polyfluoroalkyl substances at a chemical manufacturing plant
Science
19 Nov 2023 | J Hazard Mater
Testing around a PFAS manufacturing facility in New Jersey revealed that while PFCAs were likely to migrate in groundwater, FTOHs primarily moved in the vapor phase, emphasizing the potential for PFAS vapor intrusion and indoor air inhalation exposure in the surrounding area.
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US industry disposed of at least 60m pounds of PFAS waste in last five years
News
17 Nov 2023 | The Guardian
The estimate in the new EPA analysis is probably ‘dramatic’ undercount because ‘forever chemical’ waste is unregulated in the US.
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How Cancer-Linked ‘Forever Chemicals’ Got Inside Everyone
News
13 Nov 2023 | Bloomberg
In this episode of Bloomberg Investigates, we examine how substances known as PFAS found their way to every corner of the planet—and the consequences.
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Majority of domestic US military sites leaking PFAS into environment
News
11 Nov 2023 | Envirotech Online
Recent reports have unveiled a disconcerting scenario wherein an array of U.S. Army bases have become inadvertent conduits of contamination, leaching hazardous chemicals into local water supplies.
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How Worried Should We Be About “Forever Chemicals”?
News
8 Nov 2023 | Slate
PFAS are in … so many things. Here are a few things to keep in mind.
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Per- and poly-fluoroalkyl substances in commercial organic eggs via fishmeal in feed
Science
7 Nov 2023 | Chemosphere
Organic eggs from certain farms in Denmark were found to contain elevated levels of PFAS originating from fishmeal used in organic feed, leading to the voluntary removal of fishmeal from the feed by producers to mitigate PFAS exposure.
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Complex monitoring of perfluoroalkyl substances (PFAS) from tap drinking water in the Czech Republic
Science
6 Nov 2023 | Water Research
PFAS levels in drinking water in the Czech Republic were found to be very low and comparable to other recent European studies, and the authors concluded that only about 1% of the samples could pose a potential health risk.
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Does your makeup contain 'forever chemicals'?
News
4 Nov 2023 | CBC News
Canadian government to decide soon if PFAS should be classified as toxic.
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Pappas to IRS: PFAS rebates should be nontaxable based on existing guidance
Policy
3 Nov 2023
Last spring, Congressman Chris Pappas filed legislation to change the Internal Revenue Service’s tax code in regard to state-issued PFAS remediation rebates. Now he’s working another avenue: asking the IRS to fix the issue itself.
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Study: PFAS detected in 71 percent of shallow private wells tested statewide
News
3 Nov 2023 | Wisconsin Public Radio
Most wells had at least one PFAS, but very few had levels of concern.
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Prevalence and Source Tracing of PFAS in Shallow Groundwater Used for Drinking Water in Wisconsin, USA
Science
2 Nov 2023 | Environ Sci Technol
Human waste sources, septic systems in particular, are important sources of PFAAs, especially ones with 8 or less perfluorinated carbons, in shallow groundwater.
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Spatial Prediction of Concentrations of Per-and Polyfluoroalkyl Substances (PFAS) in European Soils
Science
31 Oct 2023 | Environ. Sci. Technol. Lett.
Machine learning was used to predict PFAS concentrations in European soils, revealing that a substantial portion of European soils may be contaminated with PFAS at levels exceeding recommended guidelines and providing valuable geospatial information for assessing environmental risks.