History of Glass and colour with Futurism

History of Glass

Naturally occurring glass like substances were used to make spear and arrow heads when men were still living in caves. These are made of fulgurate which is formed when lightening strikes sand and obsidian which occurs in volcanic eruptions.
Ancient Egyptians had developed the art of making and working glass about 4,000 B.C, yes that is about 6,000 years ago. Glass was made in small quantities by melting wood ash and sand together. Decorative beads and small bottles were made by carving out the centre of blocks of solid glass. Another method had developed further to building up bottles. A ’ core ’ of sand and clay was made, dipped into molten glass and then turned it around so that a layer of glass was deposited on it. Often different threads of glass and different colours were worked into the surface to make artistic designs. As the glass was cooling after the glass bottle had formed, the clay was chipped out to leave a glass bottle.
Then over 1,0...