Another part of the air pollution caused by industrial plants. Because of the manufacturing process, it is a waste of gas, most of which are toxic, poison gas, which mainly affects the respiratory system of humans.
Another part of the air pollution caused by industry. The process also discharges, mainly gas. Toxic gases, which mainly affects the respiratory tract of humans.
Another part of the air pollution caused by factories. Because the process is the release of lost, most of which are poisonous gas. The poisonous gas mainly affects the respiratory system of humans.