Crossword clue: a device that measures chemicals (especially the alcohol content) in a person's expired breath
2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).
Possible answers
a device that measures chemicals (especially the alcohol content) in a person's expired breath
breathalyzer
12 letters
wn-def
a device that measures chemicals (especially the alcohol content) in a person's expired breath