Zirconium silicide (IV) is an inorganic compound with the chemical formula ZrSi2, which is composed of zirconium and silicon atoms. It is a gray square crystalline powder, which is used as the raw material powder of fine ceramics.…
Concrete additive is a substance added in the process of mixing concrete to improve the performance of concrete, the amount of which is not more than 5% of the quality of cement (except in special cases).…
Boron nitride is a chemical compound that contains equal amounts of boron and nitrogen atoms. Its empirical formula is BN, which is the same as carbon. It can take on various polymorphs, with the diamond-like polymorph being the hardest known materia...…
The application of fourth-generation and fifth-generation rapid test kits is currently high. The adoption and innovation of digital HIV self-testing tools have increased in recent times, with website-based innovation becoming highly popular.…