Here, the Engineer Guy uses propylene glycol to show how a fiber optic cable works when sending signals across the ocean. They rely on a phenomenon called “total internal reflection,” which allows the beam of light to continuously reflect on the interior of the cable. This small discovery, combined with some engineering prowess, allows telecoms to lay these tiny lines under the ocean to enable hyper-speed global communications.
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Have any comments or questions about our Thursday video editions of IMPO Insider? Or do you have a video you’d like to see featured in one of our deployments? Email me at Joel.Hans@advantagemedia.com.