Question

which are main ingredirnts of glass?​

Answer 1

Answer:

Ingredients of Glass. The major ingredient for glassmaking is silica, in the form of sand. Only sand of exceptional purity can be used to make glass. If the sand contains a trace of iron, for instance, the glass made with it will have a greenish color.

Answer 2

Answer:

The major ingredient for glassmaking is silica, in the form of sand. Only sand of exceptional purity can be used to make glass. If the sand contains a trace of iron, for instance, the glass made with it will have a greenish color. Even for ordinary window glass, sand must be better than 99 percent pure silica, perfectly white, and not too fine.