Ключевые слова: air, area, blast, chimney, conservation, construction, cooling, damage, district, dramatic, ecology, emitting, environment, environmental, equipment, factory, fumes, furnace, global, harbor, industrial, industry, ironwarks, metal, mill, nobody, pipeline, plant, pollution, port, refinery, ship, sky, skyline, smog, smoke, stack, steam, steel, storage, tank, tanker, tower, tube, warming,