Researchers have developed a new method to extract fluorine from fluorspar using oxalic acid and a fluorophilic Lewis acid in water under mild reaction conditions. This technology enables direct ...
Its electrochemical process will be used to convert gypsum formerly mined at the site and carbon dioxide from the air into sulfuric acid, hydrogen, and calcium carbonate. Due to start up in mid ...
Luke Iseman and Andrew Song have a plan to cool the planet, inspired by a science fiction novel, using balloons full of heat-reflecting sulfur dioxide launched into the Earth's stratosphere. But some ...