Choose the correct statement regarding chlorofluorocarbons:
A. Chlorofluorocarbons are used as refrigerants
B. Chlorofluorocarbons are used as fuel for air crafts
C. Chlorofluorocarbons are used as repairers of the ozone layer
D. Chlorofluorocarbons are used as repairers of the troposphere
Answer:A
Choose the correct statement regarding chlorofluorocarbons:
A. Chlorofluorocarbons are used as refrigerants B. Chlorofluorocarbons are used as fuel for air crafts C. Chlorofluorocarbons are used as repairers of the ozone layer D. Chlorofluorocarbons are used as repairers of the troposphere