Capillary action is literally one of the worst ways you can filter water. It takes too long, providing too little water. AND you still have to purify it afterwards. The big thing to remember is that cloudy water is technically drinkable, you just need to treat it more intensely than clear water. Longer boil times, longer chemical exposures, etc.
30 Minutes – 8:51
One Hour – 13:07
Bandana Results – 17:06
Music is from the YouTube Audio Library. Specifically 1812 Overture.