Showing 2986-3000 of 4901
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[Request for Information] The National Emerging Contaminant Research Initiative
Policy
2 Jul 2021
Comments provided through this request for information will inform the development of a National Emerging Contaminant Research Initiative and external grant solicitations. Deadline: August 2, 2021.
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ExxonMobil lobbyist reveals company’s involvement with ‘forever chemicals’
News
1 Jul 2021 | Channel 4
A senior ExxonMobil lobbyist, captured on camera by Greenpeace UK’s Unearthed, has claimed that the company “manufactures” and “uses” controversial so-called “forever chemicals” and is working to delay a ban on their use.
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Exxon lobbyist says it pushed trade groups to ‘be out front’ on forever chemicals in activist recording
News
1 Jul 2021 | The Hill
The trade groups specifically mentioned include the American Petroleum Institute and the American Chemistry Council.
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[News release] FDA Provides Update on Ongoing Efforts to Better Understand the Occurrence of PFAS in the Food Supply
News
30 Jun 2021 | FDA
The U.S. FDA is providing an update on its ongoing sampling and testing efforts designed better to understand the occurrence of PFAS in the food supply.
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FDA: Nearly all foods cleared for PFAS concerns
News
30 Jun 2021 | MedPage Today
Of the 94 samples tested, only cod had "detectable" levels of PFOS measured in parts per trillion -- at 98 ng/kg -- and PFNA at 233 ng/kg.
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Mixture effects of prenatal exposure to per- and polyfluoroalkyl substances and polybrominated diphenyl ethers on maternal and newborn telomere length.
Science
30 Jun 2021 | Environ Health
PFAS and PBDEs may be positively associated with newborn telomere length which can be associated with developmental issues.
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Massachusetts and California Bills Target PFAS in Cookware
Policy
29 Jun 2021
Massachusetts and California have pending bills that would impact the use of PFAS in cookware.
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[Book Chapter] Fluorine Free Foams
Science
29 Jun 2021 | CRC Press
The objectives are to assist with transitioning to F3 foams by providing a summary of the properties and extinguishment accreditations achieved by multiple F3 foams and outline pragmatic approaches to adopting safer fire extinguishment systems based on F3 foams.
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3M comments on pollution scandal: ‘We will accept our responsibilities’
News
29 Jun 2021 | The Brussels Times
American industrial group 3M has, for the first time, commented on the contamination of the ground around Zwijndrecht, Belgium with PFOS, which can cause all sorts of health problems, including cancer, after weeks of silence on the issue.
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A Critical Review on Transplacental Transfer of Per- and Polyfluoroalkyl Substances: Prenatal Exposure Levels, Characteristics, and Mechanisms
Science
29 Jun 2021 | Environ Sci Technol
This is the first comprehensive overview of the prenatal exposure levels and transplacental transfer mechanisms of PFAS including software developments.
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Assessment of regional and temporal trends in per- and polyfluoroalkyl substances using the Oriental Magpie (Pica serica) in Korea
Science
29 Jun 2021 | Sci Total Environ
Sex was a crucial physiological factor of PFAS accumulation in Magpies with PFOS, PFUnDA, and PFTrDA were predominant.
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Toxicity Threshold of Perfluorocarbon Liquids for Intraocular Use: Dose-Response Assessment of In Vitro Cytotoxicity of Possible Contaminants
Science
29 Jun 2021 | Transl Vis Sci Technol
An ISO standard was found to be a sensible and fast method for reliable detection of cytotoxicity in perfluorocarbon liquids to guarantee maximal safety for the patients.
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Developmental effects of PFOS, PFOA and GenX in a 3D human induced pluripotent stem cell differentiation model
Science
29 Jun 2021 | Chemosphere
A novel bioassay was developed and was found to be a valuable, sensitive model system for elucidating embryotoxic effects of PFAS.
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Per and poly-fluoroalkyl substances (PFAS) as a contaminant of emerging concern in surface water: A transboundary review of their occurrences and toxicity effects
Science
29 Jun 2021 | J Hazard Mater
Direct discharge and atmospheric deposition were identified as primary sources of PFAS in surface water and cryosphere, respectively.
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Fluorine mass balance analysis of selected environmental samples from Norway
Science
29 Jun 2021 | Chemosphere
About 70% of extractable organic fluorine was not accounted for in the 37 PFAS monitored, which poses potential health and environmental hazard, as their composition remains primarily unknown.