they don't
Hair test
The type of drug screen that Nestle's did use was a urine sample. They have a new process where they test hair now.
Drug Abuse Recognition (DAR) is a protocol to determine current drug use.
you can buy them at a tobacco ot drug store
cocaine
I was wondering if you knew what kind of drug test Boeing uses?
in my recent experience with sure jell, it does not work. i did as told, drank all one hour prior to testing and i failed my drug screen for methanphetamine.
what kind of a question is that!
Saliva.
Zimbabweeeee!
Don't use drugs
For a drug screen, they typically collect a sample of hair close to the scalp by cutting it rather than pulling it out. This ensures that the sample is representative of recent drug use.