If you want to make your own biodiesel at home, then this concept personal biodiesel processor is a safe and efficient way to go. It allows you to make an alternate fuel source right from the comfort of your home. Screw the big oil companies.
Just pour the necessary ingredients into the top and the device does the rest. The automated pumps, heating elements and thermostats take care of the entire process. A display shows you the current status. A pull-out tank collects the waste glycerin, which can be easily disposed of, or used for making soap.