Facebook Metaverse initiative has raised concerns about free speech and privacy When Meta Platform inc. Mark Zuckerberg, Facebook chief executive, last month trumpeted the company plans to build a virtual reality "metaverse" to replace the ...…
A molybdenum rod with high melting points, high thermal conductivity, and low thermal expansion can be used in the production of high-temperature heating elements, electric vacuum systems, light source components, and electric vacuum pumps. The Met…
Concrete water reducing agent is one of the technical ways to reduce the cement dosage, improve the utilization rate of industrial waste residue, and realize the durability and high performance of concrete.…
Russia and Ukraine is an important exporters of oil, natural gas, metals, fertilizers, rare gases and other industrial raw materials. Affected by the further intensification of the tension of the war, the global market has become more worried about t…