
Contents
Biodiesel Definitions under the Renewable Fuel Standard
Bibliography
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For Additional Information
Introduction
It has become popular lately to refer to biofuels as “first generation,” “second generation,” “third generation,” and so on.
- First generation biofuels consist of ethanol from sugar or starch (such as from corn) and biodiesel from animal fats and vegetable oils.
- Second generation biofuels are those produced from ligno-cellulosic materials such as switchgrass