1.Obtain silica sand
2.Add sodium carbonate and calcium oxide to the sand
3.Add other chemicals, depending on the glass's intended purpose
4.Add chemicals to produce a desired color in the glass
5.Place the mixture in a good heat-resistant crucible
6.Melt the mixture into a liquid
7.Homogenize and remove bubbles from the molten glass
8.Shape the molten glass
9.Slowly cool the glass in a kiln