Showing 3946-3960 of 5190
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First report on the sources, vertical distribution and human health risks of legacy and novel per- and polyfluoroalkyl substances in groundwater from the Loess Plateau, China
Science
6 Oct 2020 | J Haz. Mat.
In the Loess Plateau, both industrial and agricultural activities have contributed to PFAS pollution with short-chain alternatives replacing legacy compounds.
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Perfluorooctane sulfonic acid (PFOS) exposure during Pregnancy Increases Blood Pressure and Impairs Vascular Relaxation Mechanisms in the Adult Offspring
Science
6 Oct 2020 | Reprod. Toxicol.
PFOS exposure during prenatal life caused low birth weight followed by catch-up growth only in females and lead to hypertension and altered muscle performance in both males and females.
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Intrauterine Exposure to Per- and polyfluoroalkyl substances May Harm Children's Lung Function Development
Science
6 Oct 2020 | Environ. Res.
PFOA, PFOS, PFNA, and PFUA were higher in cord blood than in serum from eight-year-olds suggesting that they may play a vital role in lung development.
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A Critical Review of A Recommended Analytical and Classification Approach for Organic Fluorinated Compounds with an Emphasis on Per- and Polyfluoroalkyl Substances (PFAS).
Science
6 Oct 2020
A review of the current methods to both detects the presence of fluorine and specific PFAS to better help regulators identify public health or environmental hazards.
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Associations between serum concentrations of perfluoroalkyl substances and DNA methylation in women exposed through drinking water: A pilot study in Ronneby, Sweden.
Science
6 Oct 2020 | Env. Int.
Women exposed to PFAS contaminated water were found to likely be at risk of hormone disruption and cancer due to altered DNA methylation.
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Emerging and Legacy Per- and Polyfluoroalkyl Substances in House Dust from South China: Contamination Status and Human Exposure Assessment.
Science
6 Oct 2020 | Environ. Res.
Analysis based on compositions in house dust from East Asia, North America, and Europe were found to exhibit a region-specific indicating region-specific market demands, application patterns, as well as associated human exposure risks.
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Emerging Chlorinated Polyfluorinated Polyether Compounds Impacting the Waters of Southwestern New Jersey Identified by Use of Nontargeted Analysis
Science
5 Oct 2020 | ES&T L
Nontargeted analysis was used to estimate the effectiveness of point-of-entry water treatment systems for removal of the emerging species and reduced the abundance of PFAS by >90%.
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Synthesis and combustion inhibition efficiency of iron short-chain perfluorocarboxylates
Science
5 Oct 2020 | Fire Safety J
Short-chain PFAS were used to formulate a new phosphor-free fire-extinguishing foam.
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[Press Release] MDE releases report on sampling for PFAS in St. Mary’s River surface water and oysters
News
5 Oct 2020 | EIN Presswire
The Maryland study found no detections of PFAS in oysters. Surface water concentrations ranged from 2.3 to 13.5 ng/L. Starting this year, MDE will begin to sample for PFAS in recreationally fish.
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AGs urge Congress to keep tough PFAS language in defense bill
Policy
5 Oct 2020
Congressional leaders should advance legislation that would force the U.S. Department of Defense to comply with state laws regulating toxic “forever chemicals,” urged attorneys general in Michigan and 17 other states.
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Toxic PFAS found in livers of Atlantic seabirds, including those in NC
News
1 Oct 2020 | The Progressive Pulse
The most abundant type of PFAS found was PFOS, a chemical used in stain repellants like Scotchgard until it was phased out of production in the early 2000s.
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New ‘forever chemicals’ are contaminating the environment, regulators say
News
1 Oct 2020 | Consumer Reports
Efforts to oversee one PFAS compound from the chemical company Solvay illustrate the challenges officials face.
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California law bans toxic PFAS from firefighting foam
News
30 Sep 2020 | EWG
The law bans the manufacture, sale and use of firefighting foam containing PFAS from use in most applications by January 1, 2022.
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Significance of Perfluoroalkyl Substances (PFAS) in Food Packaging
Science
30 Sep 2020 | Integr Environ Assess Manag
A proof of concept method was developed using contact angle measurement analysis to determine the detection accuracy of C4-10 PFAS on the surface of recycled paper packaging materials.
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Did the White House stop the EPA from regulating PFAS?
News
29 Sep 2020 | The Intercept
A proposal to designate PFOA and PFOS as hazardous substances has been sitting at the White House for more than a year.