A company seeks to protect the surface of an aluminum product when exposed to the harsh alkaline environment inside a dishwasher. The product currently has a hard-anodized surface to protect against abrasion. The company seeks to avoid an exterior coating that can be abraded away. Preferably, the surface would be made impervious by adding to the anodized coating, changing the material of the coating, or changing the chemistry by which it’s made.
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