Ключевые слова: ac, alternating, amp, blue, cable, ceramic, construction, current, danger, dangerous, distribution, electric, electrical, electricity, energy, engineering, equipment, hazard, high, high voltage, industrial, industry, insulator, iron, line, metal, phase, pole, power, rig, sky, station, steel, structure, substation, supply, technology, tower, transform, transformation, transformator, transformer, transmission, volt, voltage, watt, wire,