Sugar glass is not glass at all, but made to look like glass. It is made with a mixure of sugar, corn syrup and water, much like a lollipop. It is used in stunt sequences of films where using real glass would be more dangerous, such as diving through a window. Although sugar glass is less dangerous than real glass, it can still cause injury when shattered. After a sheet of sugar glass is made, it must be used soon afterwards. Otherwise it will start to become soft and sticky, and tends to...