Green chromium oxide (Cr2O3 powder) is extremely stable and has excellent weather resistance. Insoluble in water, acid and organic solvents, slightly soluble in sodium hydroxide solution. Used in metallurgy, also used as ceramics, refractory material…
The biggest immediate challenge for the EU will be replenishing its depleted gas inventories. While the EU could still increase LNG imports from countries such as the US, such purchases would be more expensive.Refilling natural gas storage space to h…
Green chrome oxide (Cr2O3 powder) is extremely stable and have excellent weather resistance. It's insoluble in water, acid and organic solvents, slightly soluble in sodium hydroxide solution, only soluble in hot sodium bromate solution, hot concentra…
Biden recently announced that the United States successfully carried out a drone operation against an al-Qaeda target in Kabul, Afghanistan, on Saturday, killing al-Qaeda leader Ayman al-Zawahiri.Al-Zawahiri joined al-Qaeda led by Osama bin Laden in…
The boss of Leclerc supermarket Group, France's largest food retailer, said recently that in order to cope with the energy shortage, the Leclerc Group may shorten the opening hours of its stores.In an interview with French News Radio, Leclerc said th…