Ключевые слова: alarm, blue, business, cable, carry, connection, copy space, crisis, current, danger, distribution, electric, electrical, electricity, energetic, energy, engineer, engineering, expensive, first, high, home, house, illumination, industrial, industry, inexpensive, kilowatt, light, line, low, metal, need, pole, politics, poverty, power, sky, social, steel, structure, supply, technology, tower, transformer, transmission, transportation, voltage, watt, wire,