Yes. Making biofuel. It can be done if you have a supply of a biological (plant/animal) oil or grease (fat), and some other chemicals... http://journeytoforever.org/biodiesel_make.html
Emergency Medicine - saving the world from themselves, one at a time. "Thou shalt not be a victim, thou shalt not be a perpetrator, but, above all, thou shalt not be a bystander." I make the ADL soil themselves. And that makes me very happy 
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