Water
Water is the major component of our body. It weighs 75%of human weight. Water in skin accounts 18% to 20% of the total amount of water in human body. Most of the water is stocked in dermis. Water is stocked in human body in three forms: water in cells, tissue fluid and water in blood. Water is functioned as solvent in human body. It also has other functions like transmitting nutrients, emitting wastes and regulating temperature. Therefore, water is a necessary substance for human body.
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