The African Development Bank will finance $25 billion by 2025 to support Africa's fight against climate change, the bank's president said at the bank's annual meeting in Accra, Ghana. He noted that climate change has had many negative impacts on the…
According to foreign media reports, diamonds are forever and gold is precious, but which one is rarer? Is their rarity proportional to the price of jewelry in a jewelry store? In fact, the answer may not be as obvious as you might think. Gold, a heav…
The formula for aluminum oxide is Al2O3. It's a thermally stable, highly insoluble Aluminum source, suitable for use in glass and optics. Purity: 99.5%Particle Size: 2-10 microns Aluminium oxide powder: Al2O3 is the aluminum oxide form…