Travertine was one of C&EN’s 10 Start-Ups to Watch in 2022. Its electrochemical process will be used to convert gypsum formerly mined at the site and carbon dioxide from the air into sulfuric acid, ...
Researchers at Oxford University have developed a new method to extract fluorine from fluorspar (CaF₂) using oxalic acid and a fluorophilic Lewis acid in water under mild reaction conditions. This ...