Ключевые слова: background, blue, cable, current, danger, device, distribution, electri, electric, electrical, electricity, energy, engineering, equipment, factory, generator, high, industrial, industry, insulation, insulator, line, metal, network, old, plant, power, pylon, rural, rusty, sky, station, steel, structure, substation, supply, system, technology, tower, transformer, transmission, voltage, white, winter, wire,