Ключевые слова: abandoned, abstract, angle, barrel, bolt, broken, business, cable, concrete, dark, dirty, engineering, factory, gouge, heat, heavy, industrial, industry, insulation, ladder, lines, manufactured, manufacturing, materials, mechanical, metal, nuclear, nut, oil, old, pipe, pipeline, piping, plant, plumbing, pollution, power, radiation, rural, steel, technical, technology, tube, turbine, urban, valve, waste, water, wide angle,