Navy Ditches Crucible in Bulletproof ‘Glass’ Production
The press used in place of a crucible to produce Spinel.US Navy researchers have developed a bulletproof glass – or, more accurately, a ‘transparent material’ – called Spinel. It is actually a synthetic powdered mineral: magnesium aluminate. Spinel can be moulded into ‘virtually any’ shape and does not block unfrared light, unlike traditional bulletproof glass. … Read more