2. It contains plenty of salt.

3. It is found below the surface of the earth

4. It is also called hard water.

5. It comes mostly from rain.

6. It is the safe source of water.

7. This is found in small bodies of water like rivers, lakes, creeks and ponds.

8. It is found in the seas and oceans.

9. It is considered as the cleanest water and contains plenty of dissolved minerals.

10. It sustains plant and animal life as well as human.