Glass production involves the fusion of several inorganic substances. These various substances include products such as silica sand, soda ash, dolomite and limestone, representing together 99% of all the raw materials. Glass in the common sense refers to a hard, brittle, transparent, solid, such as that used for windows, many bottles, or eyewear, including, but not limited to, soda-lime glass, borosilicate glass, acrylic glass, sugar glass, isinglass or aluminum oxynitride.
Ceramics is a diverse industry that contains several categories of products, including sanitary ware, refractories, cement, and ceramic tiles. Tiles could be further segmented into wall tiles, floor tiles, vitrified and porcelain tiles.