Device to detect drugs, explosives moves closer to market / Associated Press, 17 Jan 2007
http://www.belleville.com/mld/belleville/news/state/16477091.htm
"It sounds like a superhero's dream machine: a handheld device that could detect airborne molecules of anything from drugs to explosives. But it could be just a matter of months before such a device is available to law enforcement agencies, the president of an Independence-based company working to bring the technology to market."