A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
A person can live without food for about a month, but only about a week without water.
156
The density of Saturn is so low that if you were to put it in a giant glass of water it would float.
219
Pumice is the only rock that floats on water.
14
Sound travels about 4 times faster in water than in air.
408
The Kangaroo Rat can last longer without water than a camel.
233
By peeing in the shower, you can save 1,157 gallons of water a year.
31