Direct purposes include bathing, drinking, and cooking, while examples of indirect purposes are the use of water in processing wood to make paper and in producing steel for automobiles. The bulk of the world’s water use is for agriculture, industry, and electricity.

Below are important uses of water in daily life.

• Cooking. Water has dissolving power that makes it vital in cooking.
• Bathing. Bathing involves washing the body by water or immersing the body inside water.
• Hydroelectric power.
• Drinking.
• Tourism.
• Recreation.
• Transportation.
• Industries.

To start, we all use water for drinking, washing, cleaning, cooking, and growing food—making it our most precious resource for survival. What adds to that daily household water use, is that even more water is used by industry to generate electricity, manufacture products, and transport people and goods.

Water usually makes up 55% to 78% of the human body. Water plays many important roles in our body. It is the major part of most of the body‟s cells (except for fat cells) and it also cushions and lubricates the brain and the joints. It transports nutrients and carries waste away from the body cells.

Water resources are sources of water that are useful or potentially useful to humans. It is important because it is needed for life to exist. Due to the expanding human population competition for water is growing such that many of the worlds major aquifers are becoming depleted.

Water is our most precious resource. We drink on average around four litres a day, and it is an irreplaceable element of our industry and our agriculture. Indeed it is at the very heart of our existence. The importance of water management has dominated human history.

25 ways to save water

1. Check your toilet for leaks.
2. Stop using your toilet as an ashtray or wastebasket.
3. Put a plastic bottle in your toilet tank.
4. Take shorter showers.
5. Install water-saving shower heads or flow restrictors.
6. Take baths.
7. Turn off the water while brushing your teeth.
8. Turn off the water while shaving.