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| The scanners are almost the same as the magnetic image, but cost a little less and give two dimensional images of the body. The system is using low level of X-Rays; the beam reflecting off the body is then detected digitized, and stored. The data is used to create the image of the body and object |
 swabbing of hands |
Swabbing is hand held trace detectors that trace the hands of people to see if they have been drugs or explosives: To indicate this they use a machine to read the scan thoughts. |
 puffer machine |
Puffer machines: arranged 160,000 to purchase, this machine would blow air on the passengers and blows out particles of explosive from the body, hair, clothing and shoes of the traveler if anything was founded it was sent through a process called Ion mobility spectrometer ( IMS). Which the process measures the weight of molecules from the body look for the substances of drug and explosives. Today, the puffer is only used in 18 U.S. Airport, due to the debt the government states there are constantly breaking down and tightly to monitor. |
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| used to check for traces of explosives or chemical on travelers hands that hve been swabbed. |
 bag checking machine |
Magnetometer cost anywhere from $10 to $1500. They may cost less but have to have more staff to run; which will cost the same as having body imagers. The down fall of the magnetometers cannot detect ceramic or plastic weapons. |