After the snow season, the temperature gradually drops, and people have to wear bloated winter clothes. For industrious housewives, it is very inconvenient to do housework by wearing too thick clothes; wearing thin clothes is unbearably cold. If you…
What is sodium silicate? There are two types sodium silicates: Chemical formula Na2SiO3, Molecular formula 122.00. This is sodium metasilicate. The sodium orthosilicate is chemical formula Na4SiO4, with molecular formula 184.04. Sodium silicate (or s…
he compatibility of cement foaming agents and the foaming machine is the first consideration. Because there is a problem with compatibility between cement foaming agent and cement foaming machine.…
The recent visit by US House Speaker Nancy Pelosi has boosted US-Taiwan relations at a time of increasing tension between Washington and Beijing. She vowed that the United States would protect Taiwan's democratic autonomy. "The United States is still…