Complete Swamp Cooler - How to build a low-cost 12 volt evaporative cooler. My husband and I built two swamp coolers that we use to air condition our tent when we camp in hot, dry weather at Burning Man.
How to make a DIY Rocket Stove from two tin cans We love Rocket Stoves! They’re easy to make and work so well because it doesn’t take a lot of fuel to cook a meal. There are 3 main ways a rocket stove is used, as a source to cook, a heating.