Enforcement and security technologies

Enforcement and security technologies

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during the school day, a challenge procedure for anyone found out of class, cameras in remote locations, school laid out so all visitors must ... random aquot;pat- downsaquot;, random locker and vehicle searches, x-ray inspection of book bags and purses Duress alarms, roving patrols, ... audible, aquot;screameraquot; boxes installed over alarm pulls, purple aquot;pixie powderaquot; that stains hands Caller ID, crimestopper program withanbsp;...

Title:Enforcement and security technologies
Author:A Trent Depersia, John J. Pennella, Pacific Northwest National Laboratory (U.S.), Society of photo-optical instrumentation engineers
Publisher:SPIE-International Society for Optical Engineering - 1998


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