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Higher-end personal breath analyzers and professional-use breath alcohol testers use platinum fuel cell sensors. These too require recalibration but at less frequent intervals than semiconductor devices, usually once a year. [citation needed] There are two ways of calibrating a precision fuel cell breath analyzer, the wet-bath and the dry-gas ...
BACtrack was founded by Keith Nothacker in 2001, during his senior year at the University of Pennsylvania, when he began selling consumer products online. [3]In 2004, BACtrack received the U.S. Food and Drug Administration (FDA) marketing clearance to sell the AlcoMate CA2000 breathalyzer. [4]
If the resultant breath-alcohol concentration analyzed result is greater than the programmed blood alcohol concentration (which varies between countries), the device prevents the engine from being started. The interlock device is located inside the vehicle, near the driver’s seat, and is directly connected to the engine’s ignition system. [1]
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.
The breath test has been validated as a pre-screening test for people who have no or mild symptoms of COVID-19. From April 2021, the device was operational in COVID-19 test drive-ins, conferences and events, i.e. Eurovision Song Contest 2021. Subjects must abstain from alcohol for eight hours prior to taking the breath test. [citation needed]
A device that can detect THC, the chemical in cannabis responsible for its psychoactive effects could work as a Breathalyzer-type tool to test for marijuana.
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