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Scientists develop pneumatic propellers that could replace diesel engines in ferry boats

Scientists say they have created a methodology that could replace two diesel engines powering a ferry boat with pneumatic propellers. The two air motors replacing the diesel engines, according to the ...
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Scientists Propose Pneumatic Propulsion as a Cleaner Alternative to Diesel for Ferry Boats

Researchers say they've developed a method that could replace the two diesel engines currently powering a ferry boat with pneumatic propellers - offering a potentially cleaner, quieter, and more ...