Transportation & Infrastructure What is 🚥? March 3, 2026 by Quotes | Leave a Comment The traffic light, often called a traffic signal, is a crucial signaling device used to control vehicular and pedestrian traffic at intersections. It uses a standardized system of colored lights—red, yellow (or amber), and green—to indicate when to stop, proceed with caution, or go. This system ensures the safe and orderly flow of movement on […] Read more »