Question

An element oxide layer , which does not make it fragile, but make it to protect from further damage

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Answer 1

Answer:

Aluminium oxide layer is one such element layer that protects it from further oxidation (damage).

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Answer 2

Answer:

Anodising is an electrolytic process used to increase the thickness of the natural oxide layer on the surface of metal. Aluminium corrosion resistance is very good in untreated aluminium. Untreated aluminium has very good corrosion resistance in most environments.