In the context of the comprehensive lifting of epidemic prevention measures, the number of newly confirmed cases in the UK has risen sharply again. Health experts warn that a new wave of infection is already on the way.…
Recently, covid 19 outbreak spreads in Shanghai, China. There are more than 25,000 new asymptomatic domestic infections every day. China is implementing a dynamic zero-out policy. A leading respiratory expert said the key to COVID-19 prevention and c…
Tungsten Sulfide (WS2) or Tungsten Disulfide is a very smooth dry film friction coating.…
Molecular sieves are materials with holes of uniform size (very small holes). These pores are similar in size to small molecules, so large molecules cannot enter or be adsorbed, while smaller molecules can.…
From April the French government will reduce fuel taxes slightly to ease the burden on consumers. Warned of possible energy shortages in France by the end of the year and called on the French to conserve electricity and gas from now on, saying that i…
Diamonds are forever, Gold is precious but which is rarer? Gold is a heavy metal formed during the collision of neutron stars and is one of the rarest elements on Earth.During the formation of the earth, heavy elements gradually accumulated towards t…
Market Analysis of power relay assembly hyundai sonata Time relay Industry competition and…
Russian president demanded that exports of Russian gas to "unfriendly" countries be settled in rubles. The demand has raised concerns in Germany about possible supply disruptions and the impact on industry and households if utilities do not pay in ro…
Titanium carbide chemical formula TiC, molecular weight is 59.89. Gray powder, commonly used in the manufacture of cemented carbide, also used as an abrasive for electrodes and arc lamps.…
The MAX phase material is a natural layered carbonitride inorganic non-metallic material composed of three elements. It has the electrical and thermal conductivity of metal, and also has the high strength, high temperature resistance.…
Foam concrete is a highly workable low-density material containing up to 80% air.…
Zinc sulfide is an inorganic compound with the chemical formula ZnS, which is white to off-white or light yellow powder in appearance, and becomes darker when exposed to light. Widely used as a pigment. Zinc sulfide is dense and can be transparent in…