Published On Nov 6, 2020
Traffic lights are an essential part of our road infrastructure, but have you ever wondered how they work? đ¤
Traffic signals are those three lights that tell you when to stop, when to go, and when to proceed with caution. If these traffic lights weren't used, our intersections would be chaotic! đ§
Watch our video to discover how traffic lights work and how they are made!đ
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