Sound travels about 4 times faster in water than in air.
408
Penguins have a gland above their eye that turns saltwater into freshwater.
12
If you get water flowing fast enough, it can cut metal.
354
Spain's capital Madrid means "place of abundant water".
29
The water of the Antarctica is so cold that nothing can rot there.
334
Pumice is the only rock that floats on water.
14
Hot water can freeze faster than cold water.
181
Water, electricity, and gas has been free in Turkmenistan since 1991.
11