I have to admit that I was skeptical when I first heard about people running their cars on french fry grease. Run your car on a waste product, and have it smell good at the same time? Too good to be true.

Now though, it seems that quite a few people are actually doing it. I’m not sure I have the patience to make my own bidiesel at home, and now it appears that we may not have to. Discover Magazine had an article a few years ago about making biodiesel from slaughter-house offal on a mass scale.  I have been waiting with baited breath for a follow-up article… and here it is:

http://www.discover.com/issues/jul-04/features/anything-into-oil/