How Can Hair Be Tougher than Razor Blades?
BrainStuff - En podkast av iHeartPodcasts
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Hair is much softer than steel. So how can shaving cause a razor blade to dull? Learn how a few researchers figured out the answer -- and how they may provide a solution -- in this episode of BrainStuff. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com
