Question
Name one element in which corrosion is not proved to be wasteful.
✓
Answer
Zink and aluminum in which corrosion not proved to be wasteful.
Zinc and aluminium are such metals. This is because their oxides form a layer over metal's surface and are not flaky or powdery so dont get removed easily and protect the inner metal.
Zinc and aluminium are such metals. This is because their oxides form a layer over metal's surface and are not flaky or powdery so dont get removed easily and protect the inner metal.
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