Video encyclopedia

Breath analyzer


How do Breathalyzers work? | Chemistry behind the breathalyzer | Alcohol testing Devices|In English.


ALC Smart Digital LCD Breath Analyzer Alcohol Tester | AT6000 Review | Check Alcohol Levels


DEMO | Breath Alcohol Analyzer with Bluetooth & Printer | Analytical Technologies Limited


REVIEW: Pictek Portable Breath Analyzer Alcohol Tester


Breath analyzer PT 200P

A breathalyzer or breathalyser is a device for estimating blood alcohol content (BAC) from a breath sample. Breathalyzer is the brand name for the instrument that tests the alcohol level developed by inventor Robert Frank Borkenstein. It was registered as a trademark on May 13, 1954, but many people use the term to refer to any generic device for estimating blood alcohol content.
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    • Origins 

    • Chemistry 

    • Law enforcement 

    • Preliminary breath test or preliminary alcohol screening test 

    • Public and private consumer use 

    • Breath test evidence in the United States 

    • Common sources of error 

    • Breathalyzer sensors 

    • Breath analyzer myths 

    • Products that interfere with testing