cathodic protection


cathodic protection

noun

  1. protection of ferrous metals against electrolysis by the attachment of sacrificial anodes.

noun

  1. metallurgy a technique for protecting metal structures, such as steel ships and pipelines, from electrolytic corrosion by making the structure the cathode in a cell, either by applying an electromotive force directly or by putting it into contact with a more electropositive metalSee also sacrificial anode

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