Invention: Barbed Wire
You may very well encounter barbed wire everyday -- and, in all likelihood, you see THROUGH this flesh-ripping barrier. Where did this invention come from? How did it change the world? Robert and Joe discuss “the devil’s rope” in this episode of Invention. Learn more about your ad-choices at https://www.iheartpodcastnetwork.com See omnystudio.com/listener for privacy information.