Ключевые слова: architecture, background, black, building, business, cable, cables wires, city, construction, design, electical, electric, equipment, factory, gas, generating, home, industrial, industry, line, machine, metal, modern, new, nobody, object, old, outdoors, pattern, pipe, pipeline, pipes, piping, power, public, pvc, resources, safety, steel, supply, system, technical, technology, tool, tube, urban, wall, white, wire,