Food Waste to Fuel Tanks - 2006 North American BioFuels has set its sights on cornering the brown & black grease markets on the populous East Cost.   More   Want More News? Click here!       What is trap grease? It’s the used fatty grease produced by restaurants. There are different types of grease. Yellow grease is the light grease used to make French fries.   Want More?  Click here!        Coming Soon! Want More?  Click here!