Ключевые слова: background, black, blue, business, cable, cabling, city, cloud, communication, connection, construction, danger, dangerous, electric, electrical, electricity, energy, equipment, generator, high, industrial, industry, line, metal, outdoor, people, person, plant, post, power, pylon, silhouette, sky, steel, supply, technology, tension, up, urban, volt, voltage, watt, wire, wiring, work,