Our brain is composed of 80 percent water.
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Mist is composed of small, liquid water droplets, whereas steam is composed of water in its gas phase. Scientists came up with this model by observing water under various conditions.
The hydrosphere, by definition, is composed primarily of water.
Urine is primarily composed of water, nitrogen wastes, and salts. The scientific term for urination is micturition, and urine stays in the bladder for up to 5 hours before having to discharge.
Both are mainly composed of droplets of condensed water.
Each pure water drop is composed of only two elements: hydrogen and oxygen. Most drinking water is composed of other compounds or elements to make it cleaner and safer to drink.