DUI Metrology Dictionary

Continuity (in the context of the actions of the qualified technicians)

As with other criminal law issues of continuity of evidence, defence lawyers will be concerned with the chain of custody of the clear liquid (or clear gas) in the (clearly identified) simulator jar (or canister of dry gas) between the point in time when the bottle that came from the lab had its seal broken and the time of use with our client, probably days later, by another qualified technician.