Showing 211-225 of 442
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Unsafe Levels of PFOS in Blood of 3M Factory Neighbors
News
4 Aug 2021 | The Brussels Times
Blood samples taken from residents in Zwijndrecht, Belgium had levels of PFOS up to 168 times the European Food Safety Authority limit of of 6.9 ng/mL.
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Distribution characteristics of per- and polyfluoroalkyl substances (PFASs) in human urines of acrylic fiber plant and chemical plant
Science
26 Jul 2021 | Environ Sci Pollut Res Int
Short-chain PFASs (such as: PFBA and PFBS) were becoming dominant for human exposure, especially occupational workers.
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PFOS in U.S. Ambient Surface Waters: A Review of Occurrence in Aquatic Environments and Comparison to Global Concentrations
Science
6 Jul 2021 | Environ Toxicol Chem
This review summarizes currently available literature on PFOS occurrence in surface waters across the U.S. and highlights existing data gaps.
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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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Cost of tackling PFAS pollution on US military bases expected to reach $2.1bn
News
28 Jun 2021 | Chemistry World
The Pentagon has identified 687 military installations that have known or suspected contamination by these fluorinated chemicals.
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Multi-layer oil-resistant food serving containers made using cellulose nanofiber coated wood flour composites
Science
24 Jun 2021 | Carbohydr Polym
Cellulose nanofiber composites possess excellent mechanical and barrier properties and can be considered as a pulp-free and PFAS-free alternative for oil-resistant commercial food serving containers.
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"Where's The PFAS?" EPA Expands Search For PFAS In The Marketplace
Policy
23 Jun 2021
As proposed, the Proposed PFAS Rule will require a significant data-gathering effort and expand the number of parties who must report information about PFAS to EPA.
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Distribution, partitioning behavior and potential source of legacy and alternative per- and polyfluoroalkyl substances (PFASs) in water and sediments from a subtropical Gulf, South China Sea
Science
23 Jun 2021 | Environ. Res.
PFOA was the most abundant PFAS in water, while PFASs in sediment were dominated by PFOS.
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Distribution Characteristics of Per- and Polyuoroalkyl Substances (PFASs) in Human Urines of Acrylic Fiber Plant and Chemical Plant
Science
22 Jun 2021 | Environ. Sci. Pollut. Res.
Short-chain PFAS (PFBA and PFBS) were becoming dominant for human exposure, especially occupational workers.
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PFAS In Cosmetics: Financial and Insurance Companies On Notice
News
21 Jun 2021 | National Law Review
Cosmetics manufacturers and suppliers must take action now, if they have not already, to determine the scope of potential PFAS liability issues, spanning the gamut from environmental pollution to products liability / personal injury issues.
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Solvay provides contested PFAS reference standard
News
16 Jun 2021 | C&EN
Earlier this year, Solvay used patent infringement claims to demand that the standard maker Wellington Laboratories stop selling C6O4, effectively halting the research because Wellington was the only commercial source.
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Perfluorinated alkyl substances: Sewage treatment and implications for receiving water
Science
16 Jun 2021 | Sci. Total Environ.
Permitting PFAS discharge alone was found not to be able to reduce total PFAS load in rivers.
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Unsaturated PFOS and Other PFASs in Human Serum and Drinking Water from an AFFF-Impacted Community.
Science
31 May 2021 | Environ Sci Technol
PFAS exposure levels decreased over time for all PFAS except PFPeS.
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Source allocation of per- and polyfluoroalkyl substances (PFAS) with supervised machine learning: Classification performance and the role of feature selection in an expanded dataset
Science
24 May 2021 | Chemosphere
Supervised machine learning based on composition can identify patterns that can be used to distinguish PFAS sources.