Vitrum! Vitrum!
Can you imagine life without glass? From the glass you drink from to the screen where you are reading these letters, all is glass. It is a material with many uses and is very practical. In the beginning it was not like that, they say that it was discovered by chance (like almost everything) in ancient Egypt and its use was exclusively for jewellery and to protect ointments. Later the Syrians found a better way of manufacturing. The technique was to blow the glass through a very long tube to shape this at very high temperatures. Can you believe they still use this method? In architecture, glass began to be used with the Romans in 100 BC. They added manganese dioxide and thus were able to remove the green colour of the glass (in Latin vitreum or vitrum, it means "green colour" ... it makes more sense in Spanish) in addition to using a new technique to make them flat. Glass is perfect as a material, well, almost perfect. It is hard, resistant, light and transparent, it ha...