We spoke with metal detector experts to learn more about how they work and how metal detectors can tell the difference between different types of metal.

Metal detectors have a peculiar shape for a reason. Once you learn how a metal detector works, you will understand why this shape is so important.

So, how do metal detectors work? Nick Skelin works for CEIA USA, the company that makes the walk-through metal detectors for the Twins, as well as some of the detectors for the TSA.

What makes metal detectors work Consumer-grade metal detectors can help you discover everything from buried treasure to loose change or hidden wiring. Many people enjoy spending hours sweeping over… ...

How does a metal detector work? Metal detectors send out an electromagnetic field through a round search coil in the base. This field can penetrate several inches into the ground.

What makes metal detectors work Consumer-grade metal detectors can help you discover everything from buried treasure to loose change or hidden wiring. Many people enjoy spending hours sweeping over… ...

Metal detectors have a peculiar shape for a reason. Once you learn how a metal detector works, you will understand why this shape is so important.

Metal detectors have a peculiar shape for a reason. Once you learn how a metal detector works, you will understand why this shape is so important.

Metal detectors have a peculiar shape for a reason. Once you learn how a metal detector works, you will understand why this shape is so important.