Why Does Blood Smell Like Metal?


Quick Answer

Owing to its iron content, human blood smells like metal to many people. In fact, when people rub their skin along certain iron-containing objects, such as coins, perspiration reacts with the iron to produce a metallic smell, according to LiveScience.com.

Continue Reading
Why Does Blood Smell Like Metal?
Credit: DAVID MCCARTHY Science Photo Library Getty Images

Full Answer

The fact that humans smell iron when touching something made of iron is likely a result of the evolutionary sense for a smell of blood, reports LiveScience.com. It is also a result of metal-induced oxidation of oils in the skin. People are smelling is their own blood through their skin rather than the iron in the objects they are touching.

Learn more about Blood
Related Videos

Related Questions