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  2. Blood alcohol content - Wikipedia

    en.wikipedia.org/wiki/Blood_alcohol_content

    Blood alcohol content (BAC), also called blood alcohol concentration or blood alcohol level, is a measurement of alcohol intoxication used for legal or medical purposes. [1] BAC is expressed as mass of alcohol per volume of blood. In US and many international publications, BAC levels are written as a percentage such as 0.08%, i.e. there is 0.8 ...

  3. Breathalyzer - Wikipedia

    en.wikipedia.org/wiki/Breathalyzer

    The ratio of venous blood alcohol content to breath alcohol content may vary significantly, from 1300:1 to 3100:1. Assuming a blood-alcohol concentration of 0.07%, for example, a person could have a partition ratio of 1500:1 and a breath test reading of 0.10 g/2100 mL, over the legal limit in some jurisdictions. [17]

  4. Drunk driving in the United States - Wikipedia

    en.wikipedia.org/wiki/Drunk_driving_in_the...

    Breath test results are usually available immediately; urine and blood samples are sent to a lab for later analysis to determine the BAC or possible presence of drugs. Some states sought to impose criminal punishment for a refusal to submit to a chemical test of their breath or blood; however, in Birchfield v.

  5. Cannabix Technologies Receives Positive Testing Certification ...

    lite.aol.com/tech/story/0022/20241126/9290006.htm

    The Breath Logix autonomously checks the sobriety of a user and can take a picture to confirm and record identity while a breath sample is being delivered. Upon detection of positive breath alcohol result, the device will deliver a precise Blood Alcohol Content (BAC) level on the screen, and send a real-time test report via text message, e-mail ...

  6. Impaired driving in Canada - Wikipedia

    en.wikipedia.org/wiki/Impaired_driving_in_Canada

    To work out the person's BAC at the time of giving the breath samples, the prosecutor can rely on a Certificate of a Qualified Technician, which states what the results were of the analysis of the breath samples, and is evidence of its contents. [22] This is commonly referred to as the presumption of accuracy. It is still open for the defence ...

  7. Drug test - Wikipedia

    en.wikipedia.org/wiki/Drug_test

    A drug test (also often toxicology screen or tox screen) is a technical analysis of a biological specimen, for example urine, hair, blood, breath, sweat, or oral fluid/saliva—to determine the presence or absence of specified parent drugs or their metabolites.

  8. Ignition interlock device - Wikipedia

    en.wikipedia.org/wiki/Ignition_interlock_device

    The purpose of the rolling retest is to prevent someone other than the driver from providing a breath sample. If the breath sample isn't provided, or the sample exceeds the ignition interlock's preset blood alcohol level, the device will log the event, warn the driver, and then start up an alarm in accordance to state regulations (e.g., lights ...

  9. Breath test - Wikipedia

    en.wikipedia.org/wiki/Breath_test

    A breath test is a type of test performed on air generated from the act of exhalation. [1]Types include: Breathalyzer – by far the most common usage of this term relates to the legal breath test to determine if a person is driving under the influence of alcohol.

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