Ключевые слова: air, air quality, atmosphere, belching, black, carbon emissions, carbon footprint, chemical, chimney, climate change, cloud, contamination, damaging, dirty, emissions, environment, environmental, factory, fumes, global warming, grey, harmful, harmful substances, hazardous, heavy, impact, industrial, industrial area, industrial complex, industrial site, industrialized, industry, manufacturing, manufacturing plant, manufacturing process, pollutant, polluted, polluting, pollution, production, smog, smoke, smokestack, smoky, thick, toxic, unhealthy,