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Summary
DescriptionShip-propeller.jpg
Propeller on the the M/V Green Point in drydock at Tsuneishi, Japan, 2002, from http://www.usmma.edu/life/sea/images/seayear1.jpg. The light patches are there to prevent corrosion. The man in the photo is a midshipman at the US Merchant Marine Academy sailing as a cadet during his Sea Year.
{{Information |Description=Propeller on the training ship of the US Merchant Marine Academy's training ship, from http://www.usmma.edu/life/sea/images/seayear1.jpg. The light ''patches'' are there to prevent corrosion. The "Light Patches" are zinc block