Which of the following is true of chlorofluorocarbons?
A) They have been used as propellants in spray cans.
B) They are used in refrigeration systems.
C) They are used to make foam products.
D) All of the above are true.

Question

Quizplus · Accepted Answer

Chlorofluorocarbons (CFCs) have been used for all three purposes mentioned in the options - as propellants in spray cans, in refrigeration systems, and to make foam products. However, their use has been restricted due to their harmful effects on the ozone layer.

Which of the Following Is True of Chlorofluorocarbons