In this video I made a chemical traffic light that runs on glucose and oxygen. The color comes from the redox indicator called indigo carmine. Follow me on Twitter: https://twitter.com/theactionlabman Facebook: https://www.facebook.com/theactionlabofficial/ Instagram: https://www.instagram.com/therealactionlab/ Watch other popular videos from my channel Superhydrophobic Knife Slices Water Drops in Half Real-Life Invisibility Cloak Can Hide Anything! How… Continue reading I Made a Chemical Stop Light