Nitrogen dioxide is a poisonous gas that destroys the lining air sacs and trachea at the end of the section.Nitrogen dioxide is a poisonous gas that destroys the lining air sacs at the end of the section and trachea
Nitrogen dioxide is a poisonous gas that destroys the lining of the bronchi and alveoli Nitrogen dioxide is a poisonous gas that destroys the lining air sacs at the end of the section and trachea.