Used Coffee Grounds Can be Made Into Biodiesel

I am an organic, biodynamic coffee junkie, and my used grounds end up in the compost pile. New research done in Nevada has revealed that wasted coffee grounds can be used to make biodiesel. 16 billion pounds of coffee are grown worldwide annually (so apparently I am not the only addicted to morning soy lattes). The used grounds contain 11 to 20-percent oil by weight, and its high level of antioxidants makes coffee more stable then other biodiesel blends. Researchers estimate that coffee grounds could add another 340 million gallons of biodiesel to the world's supply. If SVO cars smell like french fries, I wonder if coffee biodiesel will have that delicious roasted aroma when burned.

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Posted by Jennifer Lance at January 8, 2009 5:04 AM