Nowadays we get more and more news regarding water supplies we have, and yes, sadly there's a growing danger or having no safe water left in the next few decades. Of course, you can start piling up your garage with water bottles, but sadly there's little chance it will truly help on the long run. However, if you think you'll only need some H2O to drink and cook, you're slightly wrong - in fact there're lots of things which can't be anyhow used without water. Guess what these are? We'll show you!