breathalyzer

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breathalyzer

Public health A device used to detect alcohol on a suspected drunk driver's breath; see DWI.
References in periodicals archive ?
They also need only the passive participation of individuals, compared with, say, repeated measurement with breathalizers. Therefore alcohol consumption can be more easily recorded over a longer period of time (e.g., three weeks) and more easily used for monitoring alcohol consumption beyond a few hours back.
After failing a series of sobriety tests, the driver blew a .24 on the breathalizer (NOTE: .10 in considered DUI in Michigan).
Invasive tests include testing blood or urine or administering a breathalizer.