Ключевые слова: abstract, background, built, cable, conductor, construction, current, danger, distribution, electric, electrical, electricity, energy, engineering, environment, equipment, frame, generation, generator, grid, high, industrial, industry, insulation, line, lines, main, metal, national, perspective, plant, pole, post, power, pylon, silhouette, steel, structure, substation, supply, system, technology, tension, tower, transmission, volt, voltage, watt, wire, wiring,