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science and technology airport security

science and technology airport security -...

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http://www.saic.com/aviation/security.html#detection http://www.tsa.gov/research/screening_statistics.shtm http://www.businessweek.com/technology/content/aug2006/tc20060810_208055.htm http://www.msnbc.msn.com/id/14289974/#storyContinued http://www.msnbc.msn.com/id/21134540/vp/14306575#14306575 (video) Devices like the Z-Backscatter can take an X-Ray image of objects as large as a semi-truck. It kind of looks like a toll booth. No object is too big, and the ground crew on the tarmac could simply drive the cargo through the scanner. A Millimeter Wave device , which reads the waves of energy from your body to identify any object on it that doesn't belong there--like a small explosive you have taped to your thigh. The mechanism kind of looks like a magnetometer, but it sends the imaging to a handheld device that gives the security guard a glimpse of any possible abnormalities or contraband on your body. These devices would certainly make us a bit safer in the sky. Trouble is, they cost big bucks. Puffers , blow air around traveler which detects any trace of explosives. Non- invasive. $130,000 Radio frequency ID tags. Currently used to track cattle but are beginning to be used by McCarran Airport in Las Vegas to track baggage. Fewer lost baggage and safer cargo area. Planes can be outfitted with missile jammers which scramble the surface-to-air missile. Cost $1,000,000 Collision avoidance system or assisted recovery system . Redirects plane to keep away from mountain sides or buildings. In the testing stages. Used by military.
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