How to Make Your Own Water Filters and Purifiers

Create your own water filters using iodine crystals, cloth and charcoal filters to rid suspect water of chemical and biological contaminants.

In "Extreme Simplicity: A Guide to Urban Homesteading," Christopher and Dolores Lynn Nyerges provide a guide to self-sufficent city dwelling, showing the path to self-reliance, with strategies for coping with disasters and making the most of everyday life.
Cover courtesy Dover Publications