Ключевые слова: against, air, architecture, atmosphere, background, blue, boiler room, brick, building, chemical, chimney, clear, cloud, construction, danger, ecology, electricity, emission, energy, environment, factory, fuel, gas, global, heat, heating, high, industrial, industry, old, pipe, plant, pollution, power, production, red, red and white, simple, sky, smog, smoke, smokestack, steam, striped, tall, technological, technology, tower, urban, white,