Search results for perfluorinated chemicals

Environment Apr 4, 2024

Textiles and food packaging biggest source of PFAS in Yangtze River

The first study of toxic "forever chemicals" along the full length of Asia's longest river, the Yangtze, has found 13 different types of PFAS, nearly half of them coming from textile treatments and food packaging.

Environment Apr 3, 2024

From polar bears to groundwater, nature is riddled with 'forever chemicals'

They didn't exist a century ago but today PFAS "forever chemicals" contaminate the environment from groundwater to Antarctic snow to turtle eggs, and concern over their possible toxicity is growing.

Agriculture Feb 9, 2024

Surprising discovery of pharmaceuticals in Norwegian food waste

New research reveals that recycled food waste may be contaminated with pharmaceutical residues. The good news is that fungi cultivated in biogas digestate show minimal absorption of these contaminants. On February 16, Astrid ...

Environment Jan 10, 2024

PFAS flow equally between Arctic Ocean and Atlantic Ocean, study finds

The frigid Arctic Ocean is far removed from the places most people live, but even so, "forever chemicals" reach this remote landscape. Now, research in Environmental Science & Technology Letters suggests that per- and polyfluoroalkyl ...

Analytical Chemistry Dec 4, 2023

Using clay to combat eternal toxins: Scientists clarify basis for innovative PFAS filter made of clay

PFAS filters available for industrial waste are usually made of activated carbon. As this is comparatively expensive, researchers are looking for alternative filter materials for the so-called "eternal toxins," whose hazardous ...

Analytical Chemistry Nov 21, 2023

Progress in wastewater treatment via organic supramolecular photocatalysts under sunlight

Refractory organic pollutants, including phenols, perfluorinated compounds, and antibiotics, are abundant in various industrial wastewater streams such as chemical, pharmaceutical, coking, and dyeing sectors, as well as municipal ...

Nanomaterials Aug 17, 2023

Nano-thin 'liquid-like' coatings may pave the way for a 'self-cleaning' world

University of Sydney researchers have observed oil molecules retaining their 'liquid-like' properties when they are chemically attached as an extremely thin layer to solid surfaces, opening new possibilities for designing ...

Materials Science Aug 3, 2023

Novel proton-conductive membranes for automobile fuel cells

Fuel cells are compact energy conversion units that utilize clean energy sources like hydrogen and convert them into electricity through a series of oxidation–reduction reactions. Specifically, proton exchange membrane ...

Environment Jul 13, 2023

Alarmingly high PFAS levels found in the populations of Greenland, the Faroe Islands, Denmark and the UK

The hunting community in Ittoqqotoormiit (Scoresby Sound), Northeast Greenland, has some of the world's highest concentrations of PFAS in their blood, even though they live far away from sources of contamination with per- ...

Polymers Jul 3, 2023

Scientists develop highly porous materials for electronic and photocatalytic applications

A facile technique for reproducibly creating Swiss-cheese-like nanomaterials has been developed by researchers at KAUST. This material, and the method required to create it, could help in the development of further advanced ...

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