Staying cool this summer could mean high electricity bills, unless you prefer the scorching heat that is, but for those who wish to stay cool without racking up their bill, here’s a wallet-friendly DIY alternative. In a nutshell, YouTube user DesertSun02 shows us how his 5-gallon contraption blows air over a frozen 1 gallon milk jug to create 5 hours of surprisingly cold air. Continue reading for the video tutorial.
