All,
Check out this article from Engadget that Hitachi has created a boarding gate that can sniff explosives on passes. This one gate can sniff 1,200 passengers an hour. Video included in the link.
http://www.engadget.com/2012/10/04/hitachi-boarding-gate-can-sniff-explosives-on-passes/
Much thanks to Engadget.
Keep Flying On The Ground!
Ca/Nv Maglev News