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Lisa MacDowell | Wednesday, May 11, 2011 |
Trucking company, C.R. England, recently published the results of a year long study of the difference between using a urine drug test versus a hair drug test as part of the pre-employment drug screen. The DOT requires trucking companies to use a urine drug test and the company will continue to do so, however, the results of additionally using a hair drug test are substantially different.
"With hair testing, we are able to detect months of time rather than the handful of days checked with...