Ключевые слова: air, backdrop, background, brick, cement, chemical, chimney, chimneys, climate, closeup, construction, day, detail, ecology, energy, engineering, environment, environmental, factory, fire, gas, high, industrial, industry, ladder, manufacturing, nobody, outdoor, outside, pair, plant, pollution, scale, slender, slim, smoke, smokestack, stack, tall, technology, tower, warming,