When you evaporate and condense water, the condensed water is 100% pure water. This means the purified water is completely safe to drink, as nasty chemicals and bugs do not evaporate with the water. The WaterCone is a very simple gadget that purifies water by the process of evaporation.
Emergency jar of candles for power outage. Inside the jar carries extra candles. Clever idea! http://preparednotscared.blogspot.com/2010/01/preparedness-project-jar-of-candles.html