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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.
Molecular Expressions: Electricity and Magnetism - Interactive Tutorials: How A Metal Detector Works
How do walk-through metal detectors work? - Quora
HOW DOES METAL DETECTOR WORK?
How metal detectors work - Explain that Stuff
How metal detectors work - Explain that Stuff
How Walk-Through Metal Detectors Work - Kintronics
New metal detector finds small objects by how they disrupt Earth's magnetic field – Physics World
Metal Detector Explained - Blog
Molecular Expressions: Electricity and Magnetism - Interactive Tutorials: How A Metal Detector Works
Ultra-low friction magnet holder allows for this magnetic pole detector to detect magnetic fields from over a foot away Easily detect and identify
CMS Magnetics - Magnetic Pole Detector, a Handy Polarity Identifier to Determine Magnet's North or South Poles, Great for School Teachers, Science