Which of the following is characteristic of CFCs? 

A)  CFCs are biodegradable. 
B)  CFCs are corrosive and toxic. 
C)  CFCs are odourless and stable. 
D)  CFCs are expensive to produce.

Biodegradable

Capable of being decomposed by bacteria or other living organisms, thus avoiding pollution.

Odourless

Lacking a detectable smell, characteristic of certain substances or conditions where no odor is perceptible.

Corrosive

Materials or substances that have the ability to destroy or damage other materials through a chemical reaction.