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Which outcome increased the lifespan of geared sakia waterwheels, developed and used in Ancient Egypt, that were constructed with bronze components?

A)Reduced electrochemical oxidation rates
B)Increased magnetic eddy-current damping
C)Improved grain crushing performance
D)Greater centrifugal pump efficiencies

💡 Explanation

Electrochemical oxidation caused primarily by water salinity and mineral impurities attacks bronze alloys. Reduced oxidation rates resulted therefore in slower material loss due to passivation forming a protective layer, rather than accelerated corrosion weakening the gears.

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