hi Im Akash i would like to explain about home made air cooler ppt my sir told me to prepare thi ppt my friend said homemade air cooler ppt will be available here and now i am living at chilakaluripet guntur d.t a.p india i need help on this ppt if u do thi ppt then u send me mail my mail account is panakalaakash97[at]gmail.com

Air conditioning uses up 20 percent of all of the electricity used in the U.S. If you want to skip the expense of air conditioning or help the environment, then you can build your own air conditioner with either a box fan and a cooler or with a box fan and a radiator. Follow this guide to build your own air conditioner.