A chemist’s guide to disinfectants - Chemical & Engineering News
WEBMay 1, 2020 · Hydrogen. peroxide. NaClO. Bleach. (sodium hypochlorite) How they work. By denaturing a virus’s proteins, disrupting its lipid envelope, and oxidizing sulfur bonds in proteins, enzymes, and ...
What’s in sunscreen, and how does it protect your skin from the …
WEBJul 21, 2021 · The active ingredients in sunscreens protect our skin by either absorbing or reflecting UV light. Currently, 16 sun-filtering ingredients are approved by the FDA. But sunscreen makers in the US ...
Climate change is destroying our coral reefs. Here’s how scientists ...
WEBFeb 10, 2020 · In partnership with universities and industry, Australian government scientists are exploring myriad strategies to preserve the Great Barrier Reef. This reef alone constitutes 10% of the world’s ...
C&EN’s top 50 US chemical producers for 2021
WEBMay 10, 2021 · Avient2021 chemical sales: $1.5 billion. Avient is a new name for an old company, PolyOne. The company made the change last July, when it closed its purchase of Clariant's masterbatch business for ...
What’s in marshmallows, and how do the ingredients work …
WEBApr 2, 2021 · In marshmallows, the foam is made up of air suspended in the liquid sugar mixture. Gelatin is probably the most important part of a marshmallow, because it serves as the scaffolding that keeps all ...
All issues | C&EN - American Chemical Society
WEBACS’s Standard Package lets you stay up to date with C&EN, stay active in ACS, and save. Access to 10 digital C&EN articles per month on cen.acs.org. ACS’s Premium Package gives you full ...
As nuclear waste piles up, scientists seek the best long-term …
WEBMar 30, 2020 · Scientists are studying glass samples to understand long-term corrosion of vitrified nuclear waste. These micrographs show the results of accelerated aging tests on two types of aluminosilicate ...
Do we know enough about the safety of quat disinfectants?
WEBAug 2, 2020 · The key to minimizing these negative effects, Hostetler says, is to use quat disinfectants as directed. The compounds pose their biggest risks when they get on the skin, he points out, but only ...
New schizophrenia medications could signal a comeback for …
WEBMar 4, 2024 · Muscarinic agonists may reignite Big Pharma’s interest in psychiatry. In November, the Boston-based biotech firm Karuna Therapeutics submitted its new schizophrenia medication, called KarXT, to ...
CRISPR genome editing gets 2020 Nobel Prize in Chemistry
WEBOct 9, 2020 · The 2020 Nobel Prize in Chemistry has gone to Emmanuelle Charpentier and Jennifer A. Doudna “for the development of a method for genome editing.”. That method, formally known as CRISPR-Cas9 ...
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