Posted by Larry Hoover on August 30, 2008, at 22:41:49
In reply to Re: P.S., posted by dbc on August 30, 2008, at 22:33:31
> I think if they do a hair test they can know any illicit substance you've ingested more or less
Yes, I think so.
> but the only reason to do those would be what...security clearances?
I don't know why. I just know they can. They can detect picograms/gram, or parts per trillion, in hair. Very costly to do it, though. You would need a good reason.
Lar
poster:Larry Hoover
thread:849204
URL: http://www.dr-bob.org/babble/20080822/msgs/849351.html