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May 2010
28m 3s

How Traffic Lights Work

iHeartPodcasts
About this episode

We often take traffic lights for granted, but regulating the flow of traffic takes a lot of planning and technology. Jonathan and Chris detail the technology behind traffic lights in this episode.

Learn more about your ad-choices at https://www.iheartpodcastnetwork.com

See omnystudio.com/listener for privacy information.

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