Devices for disabling a vehicle in response to a detection of alcohol in the blood of its purported operator; devices for disabling a vehicle in response to a measurement of alcohol in excess of a safety threshold in the blood of its purported operator; breath alcohol testers

Alcohol breath testing units

MEDICAL TEST KIT CONSISTING PRIMARILY OF TESTING REAGENT, AND VISUAL COMPARATOR FOR USE IN DETERMINING THE ALCOHOL LEVEL IN SALIVA, BLOOD, URINE, AND VARIOUS OTHER BODY FLUIDS