Diesel vehicles are meta-efficient when run with Biodiesel fuel. Some cars are listed as "TDIs", meaning they have a Turbo-Charge Direct Injection Engine — these cars can also be run on Biodiesel. Diesel engines are fuel-efficient, for example VW Jetta TDIs get around 47 mpg. Earlier diesel cars, produced in the 1960s and 1970s were [...]
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What is Biodiesel? Biodiesel is a vegetable oil-based fuel that runs in diesel engines — cars, buses, trucks, construction equipment, boats, generators, and oil home heating units. It’s usually made from soy or canola oil, and can also be made from recycled fryer oil. You can blend it with regular diesel or run 100% biodiesel. [...]
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