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PFAS chemicals do not last forever

Once dubbed "forever chemicals," per-and polyfluoroalkyl substances, or PFAS, might be in the market for a new nickname......»»

Category: topSource:  physorgMay 20th, 2022

Uncovering health impacts of forever chemicals on freshwater turtles

A study in Science of the Total Environment has measured concentrations of PFAS—also known as forever chemicals—in Australian wildlife, following an analysis of freshwater turtle (Emydura macquarii macquarii) populations in Queensland......»»

Category: topSource:  physorgRelated NewsNov 12th, 2024

Computational chemistry promises to upset traditional methods of chemical synthesis

The process of discovering and designing new chemicals has always been arduous—Sijia Dong wants to change that. As an assistant professor in the department of chemistry and chemical biology, with affiliations in physics and chemical engineering, Do.....»»

Category: topSource:  physorgRelated NewsNov 7th, 2024

New PFAS testing method could make water testing more affordable, portable and accessible

University of Massachusetts Amherst researchers have discovered a new way to detect per- and polyfluoroalkyl substances (PFAS) in water. This marks an important step forward in creating testing devices that are simpler, more cost-effective, faster an.....»»

Category: topSource:  physorgRelated NewsNov 6th, 2024

Organosilicon chemistry offers options for replacing PFAS in food and medical industries

Due to the unique properties of PFAS, almost no other chemical substances can compete with them. That explains why it is so hard to find a replacement for these toxic "forever chemicals," which accumulate in the environment and do not break down over.....»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Rainwater samples reveals it"s literally raining "forever chemicals" in Miami

PFAS are in Miami's rainwater. And it is the latest evidence the synthetic "forever chemicals"—that have raised health concerns for people and wildlife—hitch a ride on the water cycle, using the complex system to circulate over greater distances......»»

Category: topSource:  physorgRelated NewsNov 4th, 2024

Forever chemicals are in our drinking water—here"s how to reduce them

News reports of so-called forever chemicals in drinking water have left people worried about the safety of tap and bottled water. But recent research has shown there are ways to significantly reduce the levels of these harmful chemicals in our water......»»

Category: topSource:  informationweekRelated NewsOct 31st, 2024

Preserved dung suggests large herbivores have lived in Yellowstone National Park for more than 2,000 years

Large herbivores like bison or elk have continuously lived in the Yellowstone National Park region for about 2,300 years, according to a new analysis of chemicals preserved in lake sediments. John Wendt of Oklahoma State University, U.S., and colleag.....»»

Category: topSource:  physorgRelated NewsOct 30th, 2024

Precise layering in catalysts offers an improved way for building sustainable chemicals

Motivated to turn greenhouse gases like carbon dioxide into high value chemicals like methanol, EPFL chemical engineers have developed a new method to make catalysts. Catalysts are major tools in the chemical industry and are largely made to make pet.....»»

Category: topSource:  physorgRelated NewsOct 30th, 2024

Open database of plastic products highlights substantial knowledge gaps

Plastics contain a vast number of chemicals, some of which greatly impact the environment and human health. However, information on the presence of individual substances in plastic products is oftentimes not publicly available......»»

Category: topSource:  physorgRelated NewsOct 29th, 2024

Pesticides: Farming chemicals make insects sick at non-deadly doses—especially in hot weather

The various regulatory systems for approving pesticides in operation around the world are crude and flawed. This has long been clear to scientists and it is deeply worrying, as this regulation is supposed to protect people and the environment from ha.....»»

Category: topSource:  physorgRelated NewsOct 29th, 2024

New insights into cancer risks from chemicals in fire smoke

Derek Urwin has a special stake in his work as a cancer control researcher. After undergraduate studies in applied mathematics at UCLA, he became a firefighter. His inspiration to launch a second career as a scientist was the loss of his brother, Isa.....»»

Category: topSource:  physorgRelated NewsOct 28th, 2024

Forever chemicals were found in 99% of bottled water

If you thought drinking from bottled water would keep you safe from forever chemicals, then you’d be wrong. That’s because new reports have shown that … The post Forever chemicals were found in 99% of bottled water appeared first on BGR......»»

Category: gadgetSource:  bgrRelated NewsOct 25th, 2024

Millions in the US may rely on groundwater contaminated with PFAS for drinking water supplies

Approximately 71 to 95 million people in the Lower 48 states—more than 20% of the country's population—may rely on groundwater that contains detectable concentrations of per- and polyfluoroalkyl substances, also known as PFAS, for their drinking.....»»

Category: topSource:  informationweekRelated NewsOct 24th, 2024

On the way to light-controlled medicine: Researchers elucidate the structure of specific photoreceptors

Researchers in biology and medicine have long dreamed of controlling the activities of cells without, for example, having to use chemicals. After all, in a structure as complex as an entire organism, unwanted side-effects can often arise......»»

Category: topSource:  physorgRelated NewsOct 24th, 2024

More states ban PFAS, or "forever chemicals," in more products

Legislative momentum against PFAS has surged this year, as at least 11 states enacted laws to restrict the use of "forever chemicals" in everyday consumer products or professional firefighting foam......»»

Category: topSource:  physorgRelated NewsOct 24th, 2024

Microplastics and PFAS: Daphnia study finds combined impact results in greater environmental harm

The combined impact of so-called "forever chemicals" is more harmful to the environment than single chemicals in isolation, a new study shows. Researchers at the University of Birmingham investigated the environmental effects of microplastics and PFA.....»»

Category: topSource:  physorgRelated NewsOct 22nd, 2024

Promising triazole molecular catalyst enables efficient electroreduction of carbon dioxide to methane

The efficient conversion of carbon dioxide (CO2)—one of the main compounds contributing to climate change—into useful fuels and chemicals is a long sought-after research goal. Recent studies have introduced various catalysts that could be used to.....»»

Category: topSource:  informationweekRelated NewsOct 22nd, 2024

EU delays on dangerous chemicals threaten health, environment: watchdog

The European Commission's long delays in deciding whether some dangerous chemicals can be used pose a threat to human health and the environment, the EU's rights watchdog said on Monday......»»

Category: topSource:  physorgRelated NewsOct 21st, 2024

Lignin molecular property discovery could help turn trees into affordable, greener industrial chemicals

Trees are the most abundant natural resource living on Earth's land masses, and North Carolina State University scientists and engineers are making headway in finding ways to use them as sustainable, environmentally benign alternatives to producing i.....»»

Category: topSource:  physorgRelated NewsOct 18th, 2024

MAX phases boost electrocatalytic biomass upgrading

Biomass is among the most abundant renewable resources on Earth. Through catalytic conversion, biomass can upgrade into a series of fuels and chemicals which can substitute traditional fossil resources, thus playing a crucial role in achieving the "c.....»»

Category: topSource:  theglobeandmailRelated NewsOct 17th, 2024