There are about 100,000 bacteria in one litre of drinking water.
63
Hot water can freeze faster than cold water.
181
Sound travels about 4 times faster in water than in air.
408
Water, electricity, and gas has been free in Turkmenistan since 1991.
11
By peeing in the shower, you can save 1,157 gallons of water a year.
31
Pure water (H2O) does not conduct electricity on its own.
46