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Answer 1

Answer:

1. Borosilicate glass is created by combining and melting boric oxide, silica sand, soda and alumina. Since borosilicate glass melts at a higher temperature than ordinary silicate glass, some new techniques were required for industrial production.
2. Water glass, also called sodium silicate or soluble glass, a compound containing sodium oxide (Na2O) and silica (silicon dioxide, SiO2) that forms a glassy solid with the very useful property of being soluble in water
3. kaolin is a soft, earthy, usually white, mineral , produced by the chemical weathering of aluminium silicate minerals like feldspar.
4. The first fully synthetic plastic, meaning it contained no molecules found in nature.