Glass has been available as a naturally occurring material since the Stone Age Period. At that time, it was primarily used for making weapons. And as time passed, it found applications in making mosaic tiles and vessels.  As technology advanced, glass began finding its applications in decorative elements in houses and multi-storey buildings. However, researchers weren’t satisfied with using glass just for decorative purposes. And with the concepts of energy efficiency and the need for energy-efficient buildings picking up the pace, many studies were made on glass. Developments & Research on glass was done to alter its properties like: 1....