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Mar 26, 2009 | 5
As home biodiesel brewers know, it's a time-consuming and chemically intensive process to transform French fry grease into a fuel. And then there's the problem of burning something in your truck that could have fed people; canola oil can be used for food or fuel, for example.
That's why many biodiesel devotees—including DARPA, the Defense Department's research arm—have turned to plentiful algae: it grows like a weed and certain strains can be turned into buckets of oil. Plus, it's not a nutritional staple like soy or palm oil.
The question is: How do you convert algae oil into biodiesel efficiently?
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