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Signaling devices located in traffic lights, traffic signals, traffic lights, traffic safety, signal lights, stop lights, robots (in South Africa and most Africa), and traffic control signals are also known as road intersections, pedestrian crossings, and Control the flow of traffic to other locations.
The world's first traffic light was short lived. It was a manual-operated gas-light signal in London in December 1868. More than a month after it came into effect, it hit the police operator of the police. Traffic control seemed necessary in the late 1890s, and then Ernest Cyril from Chicago patented the first automatic traffic control system in 1910. It used the word "stop" and "processed", although no words were bright.
1.Direction of green light traffic lets the direction move forward, if it is safe and room on the other side of the intersection.