Ключевые слова: air, background, blue, building, business, chemical, chemistry, chimney, climate, construction, dirty, distillation, distillery, ecology, energy, engineering, environment, factory, fuel, gas, gasoline, global, high, industrial, industrial building, industry, manufacturing, metal, oil, petrochemical, petrol, petroleum, pipe, pipeline, plant, pollution, power, production, red, refinery, sky, smoke, stack, station, steel, technology, tower, toxic, tube, white,