I use something like that when I get a possible 94c call except I use one of those blue asp lights and shine it on the kids hands and say see...pot residue!!! Works like a charm.
I have researched the CVSA and there are lots of articles that state the test is 98% effective in pinpointing deception. I have nothing to hide but am skeptical anytime I get hooked up to the "box"
I have researched the CVSA and there are lots of articles that state the test is 98% effective in pinpointing deception. I have nothing to hide but am skeptical anytime I get hooked up to the "box"