Alcohol Saliva Tests - Tested and Approved by the US Dept. of Transportation (DOT). "SIX" (6) individualized wrapped test strips. Fast (Results in 4 minutes), easy to use (Requires no training; just 3 simple steps), and confidential. These highly sensitive tests are used to detect the presence of alcohol greater than 0.02% in saliva and for blood alcohol concentration. Can be used in the workplace, home, or a tool to prevent alcohol use and abuse.