Make a $4 emergency biomass stove from concrete blocks

“In the aftermath of a disaster, purifying drinking water may be a priority. The quickest, safest method could be boiling. This biomass stove only requires four concrete blocks, a tin can with both ends cut out and a gas stove … Continue reading →

Low Cost Twig Stoves

Don’t want to buy and carry fuel for your camping stove? No problem. These affordable twig stoves burn whatever is available – twigs, branches, pine cones, pine needles, wood chips, wood shavings, plant stalks, grass, dung, leaves, paper, cardboard or … Continue reading →