Kiev/ukraine - Jul 31 2015: Worker in Safety Orange Helmet and Factory Uniform is Standing at the Machine, Looking at the Machine, Glass Factory Equipment, Machine Zoom In, Ukrainian Flag, Glass Tempering Machine, Strong Heating in the Oven and Rapid Cooling, Cutting of the Glass, Grinding of Glass, Tempering of the Glass, Production of Glazed Windows, Bulletproof Glass, Heated Glass, Smart Glass, Glass of Altering Light Transmission Properties, Factory, Industry, Plant, Works, Indoors, Ukraine