Another name for water is life. None of us can live long without water. Water is 75% of our body. We can never imagine our life without water.
Water plays an important role in the survival of animals. Water is needed in all kinds of activities every day. Without water, a human being can never imagine his life to survive.
There is no alternative to water for human survival. Water is a substance that is used in people's daily work, a liquid that is needed in all our work.