Dual-Functional Phosphorene Nanocomposite Membranes for the Treatment of Perfluorinated Water: An Investigation of Perfluorooctanoic Acid Removal via Filtration Combined with Ultraviolet Irradiation or Oxygenation
29 Dec 2020 | Membranes
The removal of PFOA accumulated on the membrane surface achieved 99% after the membranes were treated with ultraviolet light and liquid aerobic oxidation.
Parallel study on removal efficiency of pharmaceuticals and PFASs in advanced water treatment processes: Ozonation, GAC adsorption, and RO processes
29 Dec 2020 | Env. Eng. Res.
Chemically persistent PFASs were hardly removed by the ozonation process but were effectively removed by physical treatments such as GAC adsorption and RO membrane processes.
Evaluation of extraction workflows for quantitative analysis of per- and polyfluoroalkyl substances: A case study using soil adjacent to a landfill
29 Dec 2020 | Sci Total Environ .
Different PFAS extraction methods were compared and quantified for accuracy.
Prenatal Exposure to Per- and Polyfluoroalkyl Substances, Umbilical Cord Blood DNA Methylation, and Cardio-Metabolic Indicators in Newborns: The Healthy Start Study.
29 Dec 2020 | Environ Health Perspect
DNA methylation in umbilical cord blood was associated with maternal serum PFAS concentrations during pregnancy, suggesting potential associations with offspring growth, metabolism, and immune function.
Serum perfluoroalkyl substances in residents following long-term drinking water contamination from firefighting foam in Ronneby, Sweden.
29 Dec 2020 | Environ Int
Serum PFHxS and PFOS levels were a hundredfold higher than the general population.
The association between perfluoroalkyl substances and lipid profile in exposed pregnant women in the Veneto region, Italy.
29 Dec 2020 | Ecotoxicol Environ Saf
Depending on the stage of pregnancy PFAS and cholesterol can have an inverse or associated relationship.
Deposition of PFAS 'forever chemicals' on Mt. Everest.
28 Dec 2020 | Sci Total Environ
PFOS, PFOA, and PFHxA were found in Mt. Everest snow and the below-glacier watershed.
Solvent-free fabrication of tough self-crosslinkable short-fluorinated copolymer nanocoatings for ultradurable superhydrophobic fabrics
23 Dec 2020 | Chem. Eng. J
A short-chain PFAS nanocoating was engineered as an eco-friendly durable water-resistant fabric.
The new generation PFAS C6O4 does not produce adverse effects on thyroid cells in vitro
22 Dec 2020 | J Endocrinol Invest
PFAS C6O4 was found to not significantly impair thyroid cells in a non-systemic study.
Assessing the human health risks of per- and polyfluoroalkyl substances: A need for greater focus on their interactions as mixtures
22 Dec 2020 | J Haz. Mat.
The combined effects or potential interactions of PFAS mixtures should be considered and integrated into toxicity assessment to obtain a realistic and more refined human health risk assessment.
Legacy and emerging per- and polyfluoroalkyl substances (PFASs) in Australian biosolids
22 Dec 2020 | Chemosphere
Using the population data supplied by the participating WWTPs, the mean annual estimated biosolids-associated PFAS contribution is 6 mg per person per year and ranged between 0.6 mg and 15 mg.
Sources, Fate, and Plant Uptake in Agricultural Systems of Per- and Polyfluoroalkyl Substances
22 Dec 2020 | Emerging Contaminants
PFAS are readily taken up in some plants, particularly the shorter-chain PFAS, and can evoke metabolic responses and phytotoxic effects at high concentrations.
Sorption behavior of 6:2 chlorinated polyfluorinated ether sulfonate (F-53B) on four kinds of nano-materials
22 Dec 2020 | Sci Total Environ
F-53B was found to be removed most efficiently with surface modified nanoclay from electroplating wastewater.
Photodegradation of Perfluorooctanesulfonic Acid on Fe-Zeolites in Water
22 Dec 2020 | Environ Sci Technol .
The presented study offers an option for a novel water remediation technology, comprising first a zeolite-based adsorption step followed by a step for photochemical regeneration of the adsorbent.
Prenatal exposure and transplacental transfer of perfluoroalkyl substance isomers in participants from the upper and lower reaches of the Yangtze River
22 Dec 2020 | Environ Pollut
The movement of PFAS across the placenta decreased increasing concentrations in maternal serum.