Analysis of the future development pattern of spherical quartz powderRound quartz powder is a high-performance not natural non-metallic product, with its distinct physical and chemical homes in a number of areas to reveal a large range of application…
Acrylic, also known as PMMA or plexiglass, is derived from English acrylic (acrylic plastic), and the chemical name is polymethyl methacrylate. It is an important plastic polymer material developed earlier, with good transparency, chemical stability,…
The European Commission has submitted to member states a new draft of sanctions against Russia, including an oil embargo. Some member states that rely heavily on Russian energy sought exemptions. Western media reported that the European Commission d…