![Transparent Aluminum Now A Reality](https://hight3ch.com/wp-content/uploads/2015/11/transparent-aluminum.jpg)
The material, made from a magnesium and aluminium-based mineral called spinel, is far tougher and lighter than bulletproof glass.
The material, made from a magnesium and aluminium-based mineral called spinel, is far tougher and lighter than bulletproof glass.