SEATTLE — I'm a big fan of DIY projects. And if you don’t have air conditioning in your house during our heat wave, you may want to build your own cooling unit. I found a fun way to do this for under ...
Simple air conditioners are really nothing more than a heat exchanger that move heat—or cold—from one place to another. Usually, they take warm air and move it across ice or chilled water where it ...
These homemade air-conditioner designs take the mystery out of cold-air production. Some are complicated, some are cheap and simple, some run on alternative energy, and the last one is so out there ...