Both vehicles and factories contribute to air pollution,through in different ways.Vehicles release pollutants directly into the air through exhaust,while factories emit pollutants through smoke stacks.These pollutants include harmful substances like carbon monoxide,nitrogen oxides.Pollution in the air contribute to the formation of ground level ozone that can cause respiratory problems to the people.Both vehicles and factories contribute to greenhouse gas, which trap heat in the atmosphere and lead to global warming.If pollution is there in the air people will get nose, lungs diseases like breathing problem and asthma & other health issues like eye irritaions.This will cause irritation to the people.Some health issues will get affected in the long run.