Explanation:The skin helps protect the body and various body cells from infection. A break in the continuity of a skin can result into harmful germs,bacteria infection penetrating into the body system. Hence the skin is a protective covering from germs,infection.
Evaporation and condensation can be used to purify water because it allows for the dirt and other chemicals that are harmful to be taken out of the water and leave behind a much cleaner and purified water, almost like filtering it naturally.
