The Montreal Protocol was adopted because of the growing concern about the depletion of the ozone layer. Which of the following compounds did it ban?
Answer & explanation
Correct answer: option 1
The correct answer is Option (1) → Chlorofluorocarbons
Chlorofluorocarbons (CFCs), used in air conditioners and refrigerators, release chlorine high in the atmosphere that destroys ozone. The Montreal Protocol was signed to ban the use of CFCs and other ozone-depleting chemicals.