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email thisA wonderful collection of animated engines. Internal combustion, steam, and even stirling engines. A favorite description comes from the Gnome Rotary used in aircraft:
Centrifugal force throws lubricating oil out after it's first trip through the engine. It was usually castor oil that could be readily combined with the fuel. (The romantic-looking scarf the pilot wore was actually a towel used to wipe the slimy stuff off his goggles!)[bifurcated rivets]
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