(1) Rather like the roadside breathalyser used on drivers, the portable drug test yields results in a matter of minutes.(2) The only common feature is that the same breathalyser machine was used to obtain breath samples.(3) The police officer got out a breathalyser and told him he would have to blow into it.(4) If the bacterium is present, it is changed into a chemical that can be detected with a breathalyser .(5) a breathalyser test proved negative(6) Police pulled him over and administered a breathalyser test, which he failed.(7) Still, the police insisted that the driver take a breathalyser test.