Ключевые слова: aerial view, building, business, cement, chemical, chemistry, chimney, clinker, commercial, concrete, construction, contamination, conveyor, crane, dirty, earth, ecology, ecosystem, emissions, engineering, environment, factory, fuel, globe, greenhouse, industry, landscape, manufacture, metal, metallurgical, metallurgy, mine, mining, panorama, petrochemical, petroleum, pipes, planet, plant, power, processing, production, railroad, sand, site, smog, station, storage, structure, tower,