Also you should check out how to build a water distillation unit. Then if the SHTF and you have a source of water and fuel you will always have pure water to drink.
Also it can double as a whiskey still which will come in handy for trade and/or a medical disinfectant (and of course whiskey to toast a good but simple life with)
62 posted on 08/11/2011 9:04:05 PM PDT by Mad Dawgg
(If you're going to deny my 1st Amendment rights then I must proceed to the 2nd one...)