In this video we ask why metal ships don't appear to rust. We explain a little about the process of rust removal, and show how cathodic protection can be used to help prevent corrosion.

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➼ Images used under license from shutterstock.com
Paint Roller Kobee / Shutterstock.com
Old Warship IfH / Shutterstock.com
Pipes KASIMOV YURII / Shutterstock.com
Postbox WawroDesign / Shutterstock.com
Radio AlexBurr777 / Shutterstock.com
Town Scene VVadyab Pico / Shutterstock.com
Rust Texture artisttop / Shutterstock.com
Sailor Painting Photo Ievgenii Bakhvalov / Shutterstock.com

➼ Audio used under license from Epidemic Sound
Edgar Hopp / A Million Upheavals / www.epidemicsound.com
Candelion / Cotton and Strangers / www.epidemicsound.com
Caro Luna / Va a Amanecer / www.epidemicsound.com
Dragon Tamer / Valley of Drakes / www.epidemicsound.com
Kikoru / Land of Freedom / www.epidemicsound.com

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