Improvised Water Filter for Survival
Everyone needs clean water to survive, which is why knowing how to whip up an improvised water filter is a key skill to have. Anyone who wants to be able to survive for the long term needs to know how to purify their water in some way and this method is pretty damn cool.
The figure above illustrates a three-stage water filter built out of a tripod and porous cloth. This simple device is highly effective in cleansing drinking water.
You can check out all the steps here.