LONDON — Scientists unveiled on Tuesday what they hope will be one of the world's fastest biofuel vehicles, powered by waste from chocolate factories and made partly from plant fibers. Its makers hope the racer will go 145 mph and give manufacturers ideas about how to build more ecologically friendly vehicles.
The car runs on vegetable oils and chocolate waste that has been turned into biofuel. The steering wheel is made out of plant-based fibers derived from carrots and other root...
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