The World Bank expects global economic growth to slow significantly, from 5.5% in 2021 to 4.1% in 2022 and further to 3.2% in 2023. Growth in East Asia and the Pacific is expected to slow to 5.1 percent in 2022, reflecting the impact of China's econo…
A shortage of natural gas has hit the food-processing industry, which relies heavily on natural gas, with Germany's sugar industry saying many sugar plants are unable to produce due to a shortage of natural gas.About 30 percent of the world's sugar s…
Aluminum carbide is a green-gray powder with a molecular formula of Al4C3,used in metallurgy and catalysts.…
Under the spread of the new crown epidemic, after Americans experienced life and death, they set off the largest "resignation wave" in history, and the number of resignations broke the highest record since statistics began in 2000. Since April this y…
Silicon nitride is known as Si3N4 powder, it's a super-hard substance, which has lubricity itself, and is resistant to wear and oxidation at high temperatures.…
Now China has become a powerful country in science and technology, but do you know how powerful China's technology is? The manned space station alone is not enough, and now it has successfully broken through the key technology of nuclear fusion, even…
Silicon carbide(SiC)is a lightweight ceramic material with high strength properties comparable to diamond.The microscopic shape of silicon carbide powder is hexagonal crystals.…
Cuprous oxide is a bright red powder, almost insoluble in water, decomposed into divalent copper and copper in acidic solution, and gradually oxidized into black copper oxide in humid air. Commonly used as a pigment, biocide and antifouling agent in…
What is copper oxide?Copper oxide is an inorganic substance. Copper oxide chemical formula is CuO. It is a black oxide of copper. Slightly bisexual and slightly hygroscopic. Insoluble in water and ethanol, easily soluble in acid, thermally stable, de…
Factors affecting freight forwarder conus Freight transportation In international freight transport, one of the most concerning issues is the price of freight transport. The cost is directly…
The purchasing pace at the demand end of the international thermal coal market continues to slow down and the international thermal coal price continues to decline. Prices for thermal coal at major international ports continued to fall last week as b…
A novel carbonaceous material with two-dimensional structure of single-layer graphene powder. Graphene powder has excellent electrical, thermal and mechanical properties.…