Some chemical engineers, known as process engineers, specialize in a particular process, such as oxidation (a reaction of oxygen with chemicals to make other chemicals) or polymerization (making plastics and resins).
Quick Answer. Some of the major causes of air pollution include burning of fossil fuels, agricultural activities, exhaust from industries, vehicle fumes, mining operations and indoor pollutants. Air pollution has a negative impact on the environment and life in general.
Some of the major causes of pollution are littering, smoke from factories and trucks, things that could be recycled but aren't, etc.ut common pollution is caused by fumes emitted for factories, cars, burning of fossil fuels; throwing waste on roads, beaches; releasing harmful chemicals into the water bodies, etc. It is caused by people, animals and natural events. Industries or too much smoke in the air or the environment being a mess or disaster.