How To Make A Simple, Solar Water Filter Out Of 2 Water Bottles

Food is essential for survival, but water is even more important. But how do you survive if your only source of water is, say, filthy river water? One option is a pocket water filter – such as a Paratrooper filter. Another option: a solar water filter made out of two water bottles and a small PCV pipe. It could come in handy if you forget your pocket water filter or left it at home.

Paratrooper: The Survival Water Filter That Fits In Your POCKET!

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