Graphene oxide is an oxide formed by the oxidation of graphite by strong acid. It adopts the oxidation reaction of potassium permanganate in concentrated sulfuric acid and graphite powder to obtain a tan edge derivative carboxylic acid base and pheno…
The emergency rescue department of Berlin, Germany, reported that the world's largest independent cylinder aquarium burst on the 16th local time and about 1 million liters of water mixed with debris poured onto the busy street. The report quoted the…
Recently, many tire companies, including Zhengxin, Michelin, GitiTire, Zhong ce Rubber, and Sailun Tire, have announced that they will increase the prices of some products due to rising raw material prices. Among them, Sailun Tire will increase the p…
Introduction to eruptive compositesEruptive compounds, attired steels (likewise understood as eruptive welding), were found by a bit of luck: in 1944, the American L.R. Carl, in an eruptive explosion examination, unintentionally found two slim brass…