A local company thinks it's found a way to help fight meth.
CDEX Inc. has developed a device which can instantly detect trace amounts of the drug.
Right now it's being tested in Greenlee County, northeast of Tucson.
"When you pull the trigger, UV light comes out of the lamps," says Wade Poteet, the principal scientist behind the scanner.
In an instant the scanner knows if a substance is meth or not. It detects traces of the drug down to one tenth of one millionth of a gram on clothes, skin, and other surfaces.
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