![The Discovery Files show](https://d3dthqtvwic6y7.cloudfront.net/podcast-covers/000/014/590/small/the-discovery-files.jpg)
Summary: Most of us are familiar with the smell from a handful of coins, or perhaps a sweaty dumbbell or metal pipe. Turns out that so-called "metallic" odor is actually not from the metal object itself. Researchers from Virginia Tech found that the smell is really a body odor produced as a reaction of metal touching the skin.