Pyroceram is a special kind of glass ceramic material that was derived by corning glass experiments in the 1950 s.
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The ability of glass ceramic to withstand sudden heating cooling or both without cracking shattering or exploding out of the frame.
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The ability of the glass to stop various types of ammunition.
Besides having a protective function the possibility of colouring and printing glass opens up new dimensions in creativity to the architect.
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In 1953 a scientist was working on a new photosensitive glass called fotoform which contained silver nanoparticles to strengthen the structure of the glass.
Ratings are assigned in levels from 1 to 8 with a level 8 rating being the highest able to stop a 7 62mm rifle lead core full metal copper jacket.
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