Ключевые слова: atmosphere, blue, bucharest romania, building, cet sud, chemical, chimney, climate, contamination, damage, danger, ecology, elcen, electric, electricity, emission, energy, environment, environmental, exhaust, factory, fuel, gas, global, global warming, industrial, industry, nature, petroleum, plant, pollute, pollution, power, power station, sky, smog, station, steam, technology, tower, toxic, vapor, warming,