Why Do Escalator Steps Have Grooves? The Hidden Safety Secret

Why Do Escalator Steps Have Grooves? The Hidden Safety Secret Have you ever wondered why escalator steps have those strange metal grooves? Most people think they're simply designed for better grip—but there's a much more important reason. These grooves work with the comb plate at the end of the escalator to help prevent shoes, clothing, and debris from getting trapped inside the machinery. They also help with drainage and make escalators safer for millions of passengers every day. A simple design hiding a fascinating piece of engineering. #Escalator #Engineering #HowThingsWork #SafetyEngineering #InterestingFacts #EngineeringFacts #DidYouKnow #Technology #MechanicalEngineering #Shorts