Alan Kelly (Tipperary, Labour) | Oireachtas source

If a machine has be recalibrated after six months, and if Mr. Finn's office sends out notes to this effect, what guarantees do we have that every machine in every individual case was in fact recalibrated? What guarantee do we have that the accuracy of an individual breath test is not jeopardised, given that the machine in question may not have been recalibrated? Does the witness get that?