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The important thing to realize here is that biodiesel is not sustainable in the required quantities. Sure, you can produce biodiesel from waste, but only a little bit. How does it help that 1% of transportation fuels are created from waste? Not much. You can also produce biodiesel from oil palms. For example, if you cut down all rainforests in this planet to ...


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It's an old subject but there is new information with new car configurations coming out. To start with, I do like turbo-diesels if they also have urea-injection in the exhaust. But most car makers gave up on urea-injection and instead cheated on the emission tests. For hybrids, I recommend using the hybrid system only to assist the primary engine and in that ...


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