All the chemicals in the human body have a combined value of approximately £4.00. See more

If you are locked in a completely sealed room, you will die of carbon dioxide poisoning before you will die of oxygen deprivation. See more

A rat can last longer without water than a camel. See more

About 70 percent of your body weight is water. See more

A jellyfish is 95 percent water. See more

A rat can last longer without water than a camel can. See more

We lose half a litre of water a day through breathing. See more

Ostriches stick their heads into the sand to find underground drinking water. See more

Some large clouds store enough water for 500,000 showers. See more