The vast majority of glass available commercially is made of mostly silica (which is Silicon and Oxygen) with some Sodium and Calclum oxides added. Often called "Soda-Lime glass"
Fiberglass is made from plastic and glass. It is commonly used as insulation in houses as well as commercial buildings.
There is a new glass called metallic glass. This glass has been found to be the strongest commercial glass that you can find. Give that I don't know much about this glass I am having to go based off what a little bit of research is telling me.
Find a glass/commercial window dealer.
A commercial name is crystal.
Glass is made out of sand Glass is made of sand.
A Coke glass is made out of colored glass.
Glass.
they are made of glass
"Color" by Folded Light
You ask for a glass, and if they hand you a plastic cup you usually do not drink out of it.
The Glass Steagall Act is a way to separate investment and commercial banking activities from overzealous commercial bank involvement in Stock Market investment. Which was deemed for the financial crash.
You answered your own question. Balustrade glass is made of .... glass!