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This is a list of historically significant items found by metal detecting method, only excluding magnet fishing finds, since magnet fishing is usually considered a distinctively different and separate hobby from traditional metal detecting.
Rapiscan Metor walk-through metal detectors stem originally from Outokumpu, which was one of the first companies to develop walk-through metal detectors for security screening. The systems were originally adapted from metal detectors used in the mining industry to locate parts of broken drill bits in minerals on a conveyor belt. [5]
The sale of metal detectors is allowed in France. The first use of metal detectors in France which led to archaeological discoveries occurred in 1958: people living in the city of Graincourt-lès-Havrincourt who were seeking copper from World War I bombshell with military mine detector found a Roman silver treasure. [21]
Unfortunately the location has been lost and metal detectors have failed to find it despite a $50,000 reward on offer. [23] Since 1973, Science Centre Singapore has been depositing gadgets and examples of significant technologies in a time capsule inaugurated by then Science and Technology Minister Dr Toh Chin Chye. The first 112 items ...
Central Visual and Performing Arts High School uses the code word "Miles Davis is in the building" to alert students and staff of an active shooter in the building. [3]The school also has several metal detectors, and seven security guards were present on the day of the shooting.
Of 3D-printed weapons, Rounds has said, "This is a new technology which you're not going to put back into the bottle. It is there." He has suggested creating and using new technologies, such as metal detectors that can also recognize plastic, in schools, airports and other public places. [33]
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