We all need water to survive, but what do you do when the shtf?
5 drops per quart.
20 drops per gallon.
Wait 30 minutes.
Quick simple method for hikers.
Advisable not to use this method for more than a few days in a row.
Do your due-diligence regarding choosing methods of water purification.
Clear plastic water bottle, 2 liters or less.
Direct sunlight for 6 hours (clear water).
Several days if the sun is clouded.
Yes, this really works…
UV-pen and other portable UV methods – require batteries.
1 or 2 tablets per quart.
Follow instructions on package.
Easy for hikers.
Reverse Osmosis (RO)
Requires a head of pressure in the supply line.
Very pure water output.
e.g. Big Berkey.
Capacities from one to several gallons.
Filters thousands of gallons.
Quality filter will last a very long time.