Toughened glass will be glass that has gone through cycles of controlled warm treatment to build its solidarity. Otherwise called ‘Treated glass’, hardened glass is produced using tempered glass that has been warmed to around 650⁰C and afterward quickly cooled, making it multiple times more grounded than the ordinary glass. Because of the expanded intensity therapy and fast cooling of the glass, the therapy produces different actual properties. This outcomes in compressive weight on a superficial level and further developed twisting strength of the glass. Prior to hardening, the glass should be sliced to the right size or squeezed to shape.