# chem help!!

What effect does bending, stress, or machining have on the tendency of iron to corrode?

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1. It depends on the type of iron: But basically, bending, stress cause microcracks allowing moisture and oxygen into the metal.

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bobpursley
2. i am talking about nails..nails that have iron in them

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3. Nails are mainly steel, a mixture of iron and other metals. Stress causes microcracks and fatigue cracks.

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bobpursley

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