Types of Drug Testing?

Drugs testing is typically done five different ways. The most popular way is through the urine. It is known as a UI. The second way is through the saliva and they use a swab inside you mouth. The third way is by a hair follicle test. The take an amount of hair and run it through a machine that detects drugs. The fourth way is through a blood test. Lastly is though the sweat. For more information see here: