take a sample of your hair
yes they do not actually take the root it is not pulled it is cut, a hair test is a hair test . you can see actual hair test collection on you tube search Hair Collection for Drug Testing
A hair test will show every drug you have used for the length of your hair.
No
No, using lice shampoo will not help you pass a hair drug test. The chemicals in lice shampoo are not designed to mask or eliminate drug metabolites in the hair. The best way to pass a hair drug test is to abstain from drug use.
alcohol does not show up on a hair follicle drug test. :)
Hair Test
Yes and most of the time its a hair follicle test
dye your hair
yes a hair test
No, they test the folicle.
Yes, you can test any body hair for drug testing. The pull it and test the white ending part of the hair.
Yes, any hair can be used for mandatory drug testing, not just head hair.