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Introduction Have you ever noticed how warehouses can track hundreds of boxes moving in and out without scanning each one manually? The technology behind this is often RFID. RFID stands for Radio Frequency Identification. It’s a system that uses radio waves to identify and track objects automatically. For beginners, learning about RFID is useful because it’s becoming part of everyday life. You’ll find it in retail, healthcare, transportation, and even in smart city projects. I …