Anodize (verb)

To coat a metal surface with a protective oxide layer by passing an electric current through an electrolytic solution in which the metal is immersed.


From the greek word "anodos" meaning "way up" and the suffix -ize meaning "to cause to be".


  1. Anodizing is a process that is used to protect aluminum from corrosion.
  2. Anodizing can also be used to change the color of a metal.
  3. Anodizing is a popular method for finishing aluminum parts.
  4. Anodizing can increase the hardness and durability of a metal surface.
  5. Anodizing is used in many industries including aerospace, automotive and medical devices.
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