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  2. Breathalyzer - Wikipedia

    en.wikipedia.org/wiki/Breathalyzer

    The dry-gas method utilizes a portable calibration standard which is a precise mixture of ethanol and inert nitrogen available in a pressurized canister. Initial equipment costs are less than alternative methods and the steps required are fewer.

  3. Continuous emissions monitoring system - Wikipedia

    en.wikipedia.org/wiki/Continuous_emissions...

    The standard CEM system consists of a sample probe, filter, sample line , gas conditioning system, calibration gas system, and a series of gas analyzers which reflect the parameters being monitored. Typical monitored emissions include: sulfur dioxide , nitrogen oxides , carbon monoxide , carbon dioxide , hydrogen chloride , airborne particulate ...

  4. Gas detector - Wikipedia

    en.wikipedia.org/wiki/Gas_detector

    A typical calibration schedule for a portable gas detector is a daily "bump test" accompanied by a monthly calibration. [17] Almost every portable gas detector requires a specific calibration gas In the US, the Occupational Safety and Health Administration (OSHA) may set minimum standards for periodic recalibration. [citation needed]

  5. Ignition interlock device - Wikipedia

    en.wikipedia.org/wiki/Ignition_interlock_device

    Periodic calibration is performed using either a pressurized alcohol–gas mixture at a known alcohol concentration, or with an alcohol wet bath arrangement that contains a known alcohol solution. Some IIDs are equipped with cameras, which may be required by the jurisdiction or voluntarily used.

  6. Breath gas analysis - Wikipedia

    en.wikipedia.org/wiki/Breath_gas_analysis

    Breath gas analysis is a method for gaining information on the clinical state of an individual by monitoring volatile organic compounds (VOCs) present in the exhaled breath. Exhaled breath is naturally produced by the human body through expiration and therefore can be collected in non-invasively and in an unlimited way. [ 1 ]

  7. FDA authorizes first COVID-19 breathalyzer test - AOL

    www.aol.com/news/fda-authorizes-first-covid-19...

    The Food and Drug Administration on Thursday authorized the first COVID-19 test that uses breath samples, like a breathalyzer.

  8. 'Unimaginable loss': Tragic DC plane crash leaves school ...

    www.aol.com/unimaginable-loss-tragic-dc-plane...

    School communities in Virginia and Ohio mourned the victims and families devastated by the horrific mid-air collision between a passenger plane and an Army helicopter in nearby Washington, D.C. ...

  9. Co-Worker Jokes That Man Skipped Work Because He Won the ...

    www.aol.com/co-worker-jokes-man-skipped...

    Related: Winning Mega Millions Ticket for $1.2 Billion Bought at California Gas Station “He kidded me if the reason I wasn’t at work was because I had won the million,” Chavez reportedly said.

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