Ключевые слова: aerial, aged, air, ancient, big, chimney, clouds, cloudy day, coal, combined, cooling, danger, ecology, eldest, electric, electrical, electricity, emissions, energy, environment, factory, fired, gas, generation, generator, gray, industrial, industry, landscape, large, nuclear, old, pipes, plant, pollution, power, sky, slate, smoke, station, steam, technology, thermal, tower, toxic, turbine, vapor, warming, with steam,