Ключевые слова: blue, built, cable, danger, disconnect, distribution, drawing, efficiency, electric, electrical, electricity, energy, engineering, equipment, facility, generation, high, industrial, industry, infrastructure, insulation, insulator, isolated, line, metal, mountain, plant, platform, pollution, power, power station, powerful, production, pylon, scheme, station, steel, structure, substation, supply, switch, system, tall, tower, transformer, transmission, volt, voltage, white background, wire,