Ключевые слова: acid, architecture, background, building, business, cancer, chemical, clouds, contamination, corporate, danger, destruction, dirty, dust, earth, ecology, energy, environmental, factory, fuel, fume, future, gas, generate, global, industry, landscape, noise, oil, ozone, poison, pollute, polluting, pollution, power, rain, sky, smog, smoke, smokestacks, steam, steel, structure, technology, toxic, vapor, warming, waste,