There are about 100,000 bacteria in one litre of drinking water.
63
A portion of the water you drink has already been drunk by someone else, maybe several times over.
170
Hot water can freeze faster than cold water.
181
Pure water (H2O) does not conduct electricity on its own.
46
Lack of water is the #1 trigger of daytime fatigue.
148
The water of the Antarctica is so cold that nothing can rot there.
334
Sound travels about 4 times faster in water than in air.
408