Testing of Glass on Vandal Resistance Two Workers in Protective Screen and Workwear Took Turns Beating, Strike Blows With Hammer on Bulletproof Glass, Glass is Not Broken, Crackles on the Glass, Thickness of the Glass is 12 Mm, Workshop Manufacturing of Glass For Glazed Windows of the the Ordinary Tempered Glass and Bulletproof Glass, Workers Men Are Working in the Workshop, Indoors, Glass Factory, Plant, Ukraine