Ключевые слова: cable, conversion, current, danger, distribution, efficiency, electric, electrical, electricity, energy, equipment, facility, field, generation, grid, high, industrial, industry, insulator, isolation, line, oil, pillar, plant, pole, power, pylon, safety, sky, station, steel, structure, sub, substation, supply, switch, system, tension, tower, transformer, transmission, utility, voltage, volts, warning, watts, wire,