DMPQ- What do you understand by the term Good ozone and bad zone?
Ozone is a gas that occurs both in the Earth’s upper atmosphere and at ground level. Ozone can be “good” or “bad” for your health and the environment, depending on its location in the atmosphere. Ground-level or “bad” ozone is not emitted directly into the air, but is created by chemical reactions between oxides of … Read more DMPQ- What do you understand by the term Good ozone and bad zone?