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In search of a greener cleaner

The Pitt research team is developing a new approach using machine learning and quantum chemistry calculations to predict effective and degradable chelating agent candidates. This project aims to improve the sustainability of industries such as detergent manufacturing, heavy metal treatment, and waste remediation.

Bursting the bubble: Solution to the Kirchhoff-Plateau problem

Researchers at OIST Graduate University solved the Kirchhoff-Plateau problem, a centuries-old mathematical problem. The solution provides beautiful mathematical results that closely mimic the behavior of soap films in real-world situations, shedding light on energy-minimizing shapes and potential applications in biology.

Biophysicists propose new approach for membrane protein crystallization

Researchers from MIPT and their international collaborators have developed a novel method to crystallize membrane proteins using synthetic patches called nanodiscs. This approach enables the transfer of membrane proteins into lipidic cubic phase for crystal growth, preserving their functional state and enabling high-resolution X-ray di...

SourceMoscow Institute of Physics and Technology·JournalCrystal Growth & Design·DateMar 6, 2017

A shampoo bottle that empties completely -- every last drop

Researchers at Ohio State University have developed a patent-pending technology to create a coating that allows soap products to flow freely from plastic bottles. The coating involves microscopic y-shaped structures that cradle droplets of soap aloft above tiny air pockets, preventing the soap from touching the inside of the bottle.

SourceOhio State University·JournalPhilosophical Transactions of the Royal Society of London (A )·DateJun 26, 2016

Following tricky triclosan

A study found triclosan in nearly 58% of freshwater streams, contaminating crops and potentially harming humans. Triclosan degrades quickly but breaks down into more harmful compounds, affecting soil microbial communities and plant growth.

SourceAmerican Society of Agronomy·JournalJournal of Environmental Quality·DateMay 25, 2016

The dirty side of soap

Researchers at University of California, San Diego School of Medicine found that triclosan causes liver fibrosis and cancer in laboratory mice through molecular mechanisms relevant in humans. Long-term exposure to the chemical may lead to liver toxicity, particularly when combined with other compounds.

SourceUniversity of California - San Diego·JournalProceedings of the National Academy of Sciences·DateNov 17, 2014

Antibacterial soap exposes health workers to high triclosan levels

A study by UCSF researchers found that hospital workers exposed to antibacterial soap had significantly higher triclosan levels in their urine compared to those using plain soap and water. Washing with antibacterial soap accounted for even higher triclosan levels than brushing with toothpaste containing triclosan.

SourceUniversity of California - San Francisco·JournalJournal of Occupational and Environmental Medicine·DateAug 19, 2014

Quantum simulator gives clues about magnetism

A team of researchers using a quantum simulator discovered that ultracold atoms can switch from non-interacting to strongly interacting in just one millisecond. The study found that this rapid change is due to diffusion, which affects the magnetism of the atoms.

SourceCIFAR·JournalScience·DateMay 15, 2014

Bacterium counteracts 'coffee ring effect'

Researchers from KU Leuven discovered how a bacterium produces substances that counteract the coffee ring effect at the microscopic level. The findings reveal that adding surfactants to materials can create a more uniform distribution of particles during evaporation.

SourceKU Leuven·JournalNature Communications·DateMay 14, 2013

Palm oil massive source of carbon dioxide

A new study reveals that expanding palm oil production is driving massive carbon dioxide emissions and rainforest destruction in Indonesian Borneo. The sector's growth has cleared about 16,000 square kilometers of forestland since 1990, accounting for 60% of Kalimantan's total forest cover loss.

SourceYale University·JournalNature Climate Change·DateOct 10, 2012

UK scientists produce world's first magnetic soap

Researchers at the University of Bristol developed a magnetic soap composed of iron-rich salts, which levitates through an organic solvent when exposed to a magnetic field. The soap's properties were confirmed using neutron scattering, and its potential applications include environmental clean-ups and industrial cleaning products.

SourceUniversity of Bristol·JournalAngewandte Chemie·DateJan 23, 2012

Using chlorhexidine gluconate baths to reduce hospital-acquired infections

A new study from Rhode Island Hospital found a 64 percent decrease in the risk of acquiring an infection from MRSA or VRE when using two percent chlorhexidine gluconate cloths for daily bathing. The study suggests that CHG bathing may be a beneficial infection control intervention for patients outside of ICU settings.

SourceLifespan·JournalInfection Control and Hospital Epidemiology·DateFeb 15, 2011

U of Minn. study finds rising levels of dioxins from common soap ingredient in Mississippi River

A University of Minnesota study reveals a significant increase in dioxin levels derived from triclosan in the Mississippi River sediment over the past 30 years, while other dioxins have decreased. The study also found that triclosan-derived dioxins account for about 30% of total dioxin mass in Lake Pepin sediments.

SourceUniversity of Minnesota·JournalEnvironmental Science & Technology·DateMay 18, 2010

New study links fate of personal care products to environmental pollution and human health concerns

A new study has found that antimicrobial ingredients in personal care products, such as triclosan and triclocarban, persist in estuarine sediments and can harm aquatic life. The study also discovered a potential pathway for the breakdown of these chemicals, but notes that their continued use poses significant environmental risks.

SourceArizona State University·JournalEnvironmental Science & Technology·DateMay 16, 2008