Ключевые слова: blue, cable, chimney, clear, consume, current, ecology, economy, efficiency, efficient, electric, electricity, energy, engineering, facility, global, high, industrial, industry, line, mains, many, modern, network, pillar, plant, pollution, power, powerplant, produce, resource, saving, shock, sky, source, station, steel, structure, substation, supply, system, technical, technology, tension, transformer, vibe, voltage, warming, waste, wire,