Hi Guys, I am doing a project on discovering the pros and cons between green alternatives. So far this is what I have done. http://www.youtube.com/watch?v=1XLeb5wBlX0. So please take a look and that would be roughly the way i am going about to discuss certain topics and now i am looking to discover which type of insulator is better in which circumstances and i noticed that this site is full of experts so i am hoping to get some opinions here. i would really appreciated all your wisdoms.