O2Diesel's ethanol-diesel blend will be used in school buses in South Dakota
Exactly how much cleaner O2Diesel's ethanol-diesel blend is compared to straight diesel in the overall CO2 emissions picture (figuring in what it takes to grow and process the ethanol, for example) is still up for debate. O2Diesel says that a 2005 study transit bus study in Kansas "predicted emissions reductions of six tons per year by switching to O2Diesel." 75 buses were involved in that study.
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