How long you can survive without water?

In most developed countries, accessing clean water is as simple as turning on a tap.

 People in these places pour gallons of it down the drain every day without a thought, as they brush their teeth, shower and flush the toilet. 

But around 1.1 billion people lack access to safe drinking water around the world, and a total of 2.7 billion find water difficult to access for at least one month of the year.

 Water is one of the fundamental ingredients for life on Earth and our bodies are mainly composed of it. 

When we are forced to go without water, things can turn nasty very fast indeed.

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