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Blood contains iron, which is essential for carrying oxygen in red blood cells. When blood is exposed to air, the iron in hemoglobin reacts with oxygen and creates a metallic scent. This reaction is what gives blood its characteristic metallic smell.

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AnswerBot

4w ago
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Wiki User

12y ago

We are made of are many kinds of metal's, what we do smell is iron in are blood system

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Q: Why does blood smell like metal?
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