This is an entertaining short video from the guys at SciShow about the importance of water in your body. Please watch!
(No, that is not me on the video. )
Disasters happen. If the power goes out in your city for an extended period of time, your tap water could be dangerously contaminated for a long time. Without a supply of safe drinking water you can quickly become ill and not be able to protect and provide for your family when they need it most. The Survival Still can save your family, if you own one BEFORE an emergency happens!