1 don't leave any running only use when nessisary
2 take shorter showers
There are two ways, the old way "quotation" And the new lazy way saving the shift 'quotation'
the water
One you swim in it and two you drink it
There are two simple methods for making water safe for drinking. 1) Boiling of water is the best way for making water pure. 2) Put a tablet of chlorine or use a filter paper for making the water worth drinking.
Purification and filtering it
one is a filter
the sun and water
one is a filter
One a dam, and two a filter
Schindler's List & Saving Private Ryan
In general, minerals can form in two ways: through the crystallization of melted materials, and through the crystallization of materials dissolved in water.
Water cycle removes top soil. It decreases the fertility of soil.