... thermal breakage than annealed or heat strengthened glass If breakage occurs the glass breaks up into small, cubical fragments, ... 1201, ansiz 97.1 1984 and BS6262. All work done on glass (beveling, cutting, bending, etc) must be done before tempering ... windows, doors, shopfronts in offices, houses, shops etc. Interior glass screens, partitions, balustrades etc. Shop display windows, showcases, display ...