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Detection dog training in U.S. Navy military for drug detection An English Springer Spaniel on duty as a detection dog with the British Transport Police at Waterloo station. A detection dog or sniffer dog is a dog that is trained to use its senses to detect substances such as explosives, illegal drugs, wildlife scat, currency, blood, and contraband electronics such as illicit mobile phones. [1]
Most articles on devices that would be considered "detectors" are in category: ... Detection dogs ... Metal detecting (1 C, 6 P) P. Particle detectors (1 C, 83 P ...
A metal detector is an instrument that detects the nearby presence of metal. Metal detectors are useful for finding metal objects on the surface, underground, and under water. A metal detector consists of a control box, an adjustable shaft [dubious – discuss], and a variable-shaped pickup coil. When the coil nears metal, the control box ...
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Polling places and locations where ballots are counted have beefed up security in advance of Tuesday's election, deploying bomb- and firearm-sniffing dogs, metal detectors, panic buttons and even ...
Although the actual inventor of the hand-held metal detector is disputed, the hand-held metal detector was made in 1925 and was first patented by Dr. Gerhard Fisher in 1931. A metal detector had been invented some forty years earlier (1881) by Alexander Graham Bell for the sole purpose of locating a lead bullet in President James A. Garfield.
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