Pumice is the only rock that floats on water.
14
By peeing in the shower, you can save 1,157 gallons of water a year.
31
Approximately 60% of the water used by households during the summer is used for watering flowers and lawns.
79
Sound travels about 4 times faster in water than in air.
408
Pure water (H2O) does not conduct electricity on its own.
46
Scientists have confirmed that Enceladus, one of Saturn’s moons, has a watery ocean.
6
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
There are about 100,000 bacteria in one litre of drinking water.
63