If you get water flowing fast enough, it can cut metal.
354
Pumice is the only rock that floats on water.
14
Hot water can freeze faster than cold water.
181
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Pure water (H2O) does not conduct electricity on its own.
46
A person can live without food for about a month, but only about a week without water.
156
Spain's capital Madrid means "place of abundant water".
29