Chemistry news, research and opinions | Chemistry World
WEBWhy we need public analysts. As the Association of Public Analysts winds up, Duncan Campbell reflects on the continued importance of the profession. Chemistry, covered. Science news, research, reviews, features and opinions. Read Chemistry World to keep up with stories from across the chemical sciences.
Chemistry research news, scientific research from across the …
WEBTeaching enzymes new reactions through genetic code expansion and directed evolution. 2024-09-12T14:14:00+01:00By Jennifer Newton. Anthony Green’s research group at the University of Manchester, UK, reengineers enzymes to have catalytic functions beyond those found in nature.
The complex chemistry of making paper
WEBApr 4, 2023 · From the moment wood begins its journey to becoming paper, complex chemistry carefully controls every parameter. ‘The paper industry is a $300 billion [£240 billion] industry worldwide and it uses about $40 billion of chemicals in it,’ explains Thomas. ‘These chemicals can be categorised into two areas: performance enhancement and ...
Explainer: The science of alkyl nitrites aka poppers
WEBSep 16, 2021 · Inhaling alkyl nitrites feels like becoming instantly drunk according to some users, although the effect lasts for only a few minutes. Also known as poppers, these chemicals have been taken recreationally since the 1960s. Although they are sold openly, usually in small brown bottles with enticing brand names such as ‘liquid gold’, their ...
Explainer: The chemistry of farts | News | Chemistry World
WEBDec 21, 2016 · The men farted between two and 53 times a day, with an average of 12.7, while women farted between once and 32 times a day, with an average of 7.1 times. The number of farts was higher when people ate more fibre. The study shows farting is normal, Stanton says. ‘I hope that has translated to people …
Why are there 20 amino acids? | Feature | Chemistry World
WEBSep 17, 2018 · But the selection of the 20 amino acids used in biology is clearly linked to the development of proteins. By polymerising amino acids in long polypeptide chains, proteins could fold into soluble structures with close-packed cores and ordered binding pockets. The arrival of proteins and the eventual adoption of …
History of noble gases | Feature | Chemistry World
WEBSep 9, 2016 · The system started in 1735 and by 1976, to keep the growing number of many thousands in check, the Academy adopted a procedure by which plis cachetés are opened if they have remained sealed for 100 years or more. The work is described in a single page in French, in Ramsay’s handwriting.
Explainer: Why is mixing cleaning chemicals such a bad idea?
WEBApr 23, 2020 · Accidental poisonings in the US have risen dramatically during the Covid-19 lockdown. They are up 20% in the first three months of 2020 compared with last year, according to the Centers for Disease Control and Prevention (CDC). There were 45,550 calls related to exposure to disinfectant and cleaning agents, almost two-thirds of the incidents involving bleach and most of the others non-alcohol ...
Can acid dissolve a body? | Opinion | Chemistry World
WEBJun 16, 2017 · The annals of crime are filled with gruesome tales of using chemicals for body disposal. In the mid-to-late 1940s, one of England’s most notorious killers, John Haigh, used sulfuric acid to dispose at least six victims’ corpses – a method that led to him being dubbed the ‘acid bath killer’. The Arellano-Félix Organization, a real-life cartel that inspired a storyline in the 2000 ...
Explainer: The chemistry that keeps swimming pools clean and safe
WEBAug 4, 2022 · Chloramines can form in various ways in swimming pools. One of the simplest is the reaction of ammonia-like compounds, such as urea from swimmers, with hypochlorous acid. This leads to the formation of mono-, di- and trichloramines. Chloramine formation: R 2 NH + HOCl → R 2 NCl + H 2 O. These toxic chloramines then evaporate, producing the ...