NATURAL WATER PURIFICATION STRAWS
The key here is "Natural" water purification straws. There are a number of "water purification straws" on the market, some of which are very good at providing clean drinking water. However, my focus here is to provide you with a natural ways of making a water cleaning straw when you have almost nothing to start with.
Our plans will show you how you can achieve clean drinking water with a pocket knife, a fire and your shirt. That along with nature can provide you with clean drinking water that can be the difference between life and death (or at least dehydration).