Any one, its their choice!
Hair follicle tesf
amr drug screen
A urine test
Oral
Wikianswers does not give out this kind of information.
its a urine test
a mouth swab
Heroin
They use the standard laboratory urine test.
drug for what ? cannot answer your question without further information please
Prediction
FedEx typically conducts pre-employment drug testing through urine drug tests. They may also conduct random drug testing or post-accident drug testing for employees in safety-sensitive positions.