Ключевые слова: background, bulb, cable, caution, construction, cost, current, danger, dark, distribution, electric, electrical, electricity, electro, energy, engineering, environment, high, illumination, industrial, industry, infrastructure, lamp, light, lightbulb, lines, metal, nature, network, new, night, pole, power, price, problems, pylon, resource, saving, sky, sources, steel, structure, supply, technology, tower, transmission, volt, voltage, watt, wire,