Ключевые слова: architecture, blue, building, chemical, chimney, coal, combined, cycle, dusk, electric, electrical, energy, engineering, environment, environmental, factory, fired, fuel, gas, generate, generation, generator, heat, industrial, industry, infrastructure, metal, natural, night, nuclear, oil, pipe, plant, pollution, power, power plant, production, recovery, refinery, sky, smoke, station, steam, technology, thermal, tower, turbine, twilight, voltage,