Ключевые слова: artificial, atmosphere, blue, bright, building, burning, charcoal, chimney, coal, construction, contemporary, cooling, ecology, energy, environment, exhalation, factory, fuel, global, green, icon, industrial, industry, landscape, manufacture, modern, oil, pipe, plant, pollution, power, production, scenery, smog, smoke, solar, station, steam, sunny, technologic, technology, thermal, tower, warming, waste,