http://engineeringtv.com/blogs/etv/archive/2009/01/06/third-world-cold-storage-system.aspxImagine doing business in a place where electricity could cut off at any time. When the power goes off, workers sit idle, commerce stalls and food spoils. Today, the only alternative in many emerging economies is to use commercial refrigerators with dieselenCommunityServer 2007.1 (Debug Build: 20917.1142)