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… ...

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… ...

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… ...

But how exactly does a metal detector determine there’s metal to be found among rocks, roots, sand and soil? There is a scientific principle at work, and it all has to do with electromagnetism ...

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… ...

But how exactly does a metal detector determine there’s metal to be found among rocks, roots, sand and soil? There is a scientific principle at work, and it all has to do with electromagnetism ...

But how exactly does a metal detector determine there’s metal to be found among rocks, roots, sand and soil? There is a scientific principle at work, and it all has to do with electromagnetism ...

But how exactly does a metal detector determine there’s metal to be found among rocks, roots, sand and soil? There is a scientific principle at work, and it all has to do with electromagnetism ...

But how exactly does a metal detector determine there’s metal to be found among rocks, roots, sand and soil? There is a scientific principle at work, and it all has to do with electromagnetism ...

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… ...