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| | Howstuffworks "How Metal Detectors Work" (Site not responding. Last check: 2007-10-22) |
 | | The metal detectors in airports, office buildings, schools, government agencies and prisons help ensure that no one is bringing a weapon onto the premises. |
 | | Our focus will be on consumer metal detectors, but most of the information also applies to mounted detection systems, like the ones used in airports, as well as handheld security scanners. |
 | | Metal Detector: The Bounty Hunter Lone Star is an advanced technology metal detector, designed for a variety of applications including coin shooting, relic hunting, a... |
| home.howstuffworks.com /metal-detector.htm (251 words) |
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