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by Craig Freudenrich, Ph.D.

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Please copy/paste the following text to properly cite this HowStuffWorks article:

Freudenrich, Ph.D., Craig.  "How Breathalyzers Work"  20 October 2000.  HowStuffWorks.com. <http://electronics.howstuffworks.com/gadgets/automotive/breathalyzer.htm>  09 February 2012.
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Gadgets Deconstructed

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Inside this Article
  1. Introduction to How Breathalyzers Work
  2. Why Test?
  3. Principle of Testing
  1. Types of Devices: Breathalyzer
  2. Types of Devices: Intoxilyzer
  3. Types of Devices: Alcosensor III or IV
  4. See more »
    1. Lots More Information
    2. See all Automotive Gadgets articles

Lots More Information

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Inside this Article
  1. Introduction to How Breathalyzers Work
  2. Why Test?
  3. Principle of Testing
  4. Types of Devices: Breathalyzer
  1. Types of Devices: Intoxilyzer
  2. Types of Devices: Alcosensor III or IV
  3. Lots More Information
  4. See all Automotive Gadgets articles
Previous Page

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Prices: Breathalyzers

  • (30) Arrive Alive Breathalyzer Single Use Sachets - Bulk Packaging - Packed 30 units
    (30) Arrive Alive Breathalyzer Single Use Sachets - Bulk Packaging - Packed 30 units

    Arrive Alive Alcohol Self Test Breathalyzers Save Lives -- Our Testers are U.S. Food & Drug Administration Pre-Market approved as an Alcohol Screening Device and calibrated to the USA BAC legal limit of 0.08. -- Do not become a DUI statistic, Do Not Lose Your License or Your Life, Use Arrive Alive Alcohol Breathalyzers. -- Our Patented EASY TO USE Process and BAC Balloon insures high quality testing. -- Our Tester uses an Easy slide process without crystal fillers or snap-off plastic caps. / All testers come with easy to read directions in English and Spanish. -- Smallest disposable alcohol tester available - less than 2.5 inches long and easy to store in a pocket, purse, or car glove compartment. -- One-Time-Use, Clean, hygienic and disposable. / Easy self-test before you drive, use it At home - At work - While traveling. -- Make sure everyone gets home safely and legally.  -- Offer Arrive Alive Breathalyzers to your friends after a party - drinks at the bar - Quick and easy to check the designated driver's levels -- Protect the "I only had one drink" driver. -- KNOW YOUR LIMITS, Don't blow your license, or Your Life, Use Arrive Alive!  --  Arrive Alive Breathalyzers are used by Licensed Professionals - Law Enforcement - Corrections Department - DOT Alcohol Screening  - Doctors - Lawyers - Accountants - Parents - Teenagers - Military - Hospitals - Clinics - Businesses - Teachers - Schools - Restaurants - Bars - and Nightclubs throughout the world. -- ARRIVE ALIVE STRONGLY RECOMMENDS YOU DO NOT DRINK AND DRIVE UNDER ANY CIRCUMSTANCES. -- Please read the instructions and information contained in every Arrive Alive Breathalyzer Package. -- Thank you for choosing the Arrive Alive Breathalyzers.

    $175.50

  • Professional Fuel Cell Sensor Breathalyzer, Alcohol Breath Tester, Dectector
    Professional Fuel Cell Sensor Breathalyzer, Alcohol Breath Tester, Dectector

    Professional Fuel Cell Sensor Breathalyzer The FiT is a professional Breath Alcohol Tester for roadside screening. Features the law enforcement grade fuel cell sensor which gives the most stable and reliable measuring technology, virtually eliminates false positives and offers extended life and increased accuracy over that of semiconductor sensors. Fuel Cell Sensor technology is the best technology for measuring the Breath Alcohol Concentration. The unit represents the latest technology and one of the most accurate devices available today, gives the most stable, accurate and reliable result time after time. Don't risk driving under the influence or driving while intoxicated, especially when this breathalyzer device can keep you off the road. Driving DUI/DWI (driving under the influence/driving while intoxicated) incurs severe penalties and, depending on state and local laws*, may even be considered a felony. Worse than criminal penalties, drunk driving puts you and others in imminent danger. This all can be avoided with this convenient and easy to use Digital Alcohol Breathalyzer. Readings are simple to take and results are available quickly.

    $139.99

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