Proton smoking exhaust User interface - from WikipediaCars are equipped with controls used for driving, passenger comfort and safety, normally operated by a combination of the use of feet and hands, and occasionally by voice on 2000s-era c
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oil for Proton Five-stroke engineFive-stroke engine
In 1879, Nikolaus Otto manufactured and sold a double expansion engine (the double and triple expansion principles had ample usage in steam engines), with two small cylinders at both s
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