The professor boastfully answered "Chlorofluorocarbons cost the environment", Unaware of the 5 air conditioners working to neutralize the heat in the room of 40 students.
Chlorofluorocarbons
The professor boastfully answered "Chlorofluorocarbons cost the environment", Unaware of the 5 air conditioners working to neutralize the heat in the room of 40 students.
