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Home > BrainStuff > Why are traffic lights being replaced with LEDs?
Podcast: BrainStuff
Episode:

Why are traffic lights being replaced with LEDs?
Category: Science & Medicine
Duration: 00:01:58
Publish Date: 2015-03-18 18:03:57
Description:

Across the country, incandescent traffic lights are being replaced with LED arrays. Check out this podcast from HowStuffWorks to learn more about the advantages of LED traffic lights.

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