Ключевые слова: abstract, architecture, background, building, business, cable, cement, clamp, concrete, conduit, construction, control, design, electric, electrical, electrician, electricity, electronics, energy, engineering, environment, equipment, factory, galvanize, galvanized steel, gray, grunge, heat, industrial, industry, infrastructure, installation, interior, line, machinery, material, metal, modern, network, no people, nobody, pattern, pipe, pipeline, pipes, power, power plant, pull box, raw, site, steel, structure, supply, support, surface, systems, technology, telecommunications, texture, textured, tube, tubing, urban, voltage, wall, wire, wiring,