As someone said, dry ice is good if you need to keep things frozen. It isn't cost effective if you want to keep things cool. The thing to remember with this is that most of the energy taken up (by machinery) in freezing a given thing goes to getting it through transition phases (especially if that t...

We are a camp of about 15 or so people that have had a great camp for the last two years. We are probably going to have about 1 ton to haul out this year, but no longer have the pickup truck we used to have. We are wondering if the best thing to do would be rent a truck in which case we are wanting ...