Which of the following has been a major source of ozone destruction over the past 50 years?
A) ethylene glycol
B) carbon dioxide
C) chemiosmosis
D) chlorofluorocarbons
Answer: D
Which of the following has been a major source of ozone destruction over the past 50 years?
A) ethylene glycol
B) carbon dioxide
C) chemiosmosis
D) chlorofluorocarbons
Answer: D