A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
Penguins have a gland above their eye that turns saltwater into freshwater.
12
A person can live without food for about a month, but only about a week without water.
156
Water is actually naturally blue.
48
Pure water (H2O) does not conduct electricity on its own.
46
If you get water flowing fast enough, it can cut metal.
354
There are about 100,000 bacteria in one litre of drinking water.
63
Lack of water is the #1 trigger of daytime fatigue.
148