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Here we go again. The Environmental Protection Agency's (EPA) approval of E15 (a fuel consisting of 15 percent ethanol and 85 percent gasoline) has prompted diverse trade groups – those representing automotive, marine, motorcycle, outdoor power equipment, personal watercraft and snowmobile manufacturers – to fire off a petition calling on the EPA to mandate the continued availability of E10. The groups argue that millions of engines were not developed and are not warranted to run on

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Wartsila and MAN Diesel, two world leading European marine engine manufacturers, have agreed to join forces in a research project, called Hercules-B, in order to maximize fuel efficiency and reduce emissions. The aim of the project is to reach engine efficiency of 60 percent or more for marine diesel engines. Just as a comparison, automotive gasoline engines operate at an efficiency of approximately 20 percent, while automotive diesel engines reach 30 percent or higher.

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