Want this question answered?
Yes they do.
Hair follicle and urinalysis testing
The company HQ is fanatical about urine testing. Pre employment and random.
Siemens
yes
No, Hair follicle Dose not affect age.
They do hair follicle testing
HIV testing is not typical in a pre-employment physical. HIV infection does not typically affect employability.
They test your semen. You have to masturbate right in front of them.
Hair used for weaving typically does not include the hair follicle, making it difficult to perform hair follicle testing on this type of hair. Hair follicle testing requires the hair to include the follicle, which contains genetic material for testing.
atleast 6 months to a year
There is over at truckingtruth/truckers-forum/Topic-971/Page-6/dot-drug-testing-urinalysis-or-hair-follicle . This list needs more updating, but is the best I've found so far.