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Breath analysis can be done with various forms of mass spectrometry, but there are also simpler methods for specific purposes, such as the Halimeter and the breathalyzer. Gas chromatography-mass spectrometry GC-MS; Gas chromatography-UV spectrometry GC-UV; Proton transfer reaction mass spectrometry PTR-MS and PTR-TOF
Public breathalyzers are becoming a method for consumers to test themselves at the source of alcohol consumption. [62] These are used in pubs, bars, restaurants, charities, weddings and all types of licensed events. As breathalyzer tests have increased risk of transmission of coronavirus, they were temporarily suspended from use in Sweden. [63]
Hair drug testing is a method that can detect drug use over a much longer period of time than saliva, sweat or urine tests. Hair testing is also more robust with respect to tempering. Thus, hair sampling is preferred by the US military [66] and by many large corporations, which are subject to Drug-Free Workplace Act of 1988.
More available drug tests using urine, saliva and hair can detect THC in the body for several days, weeks and even months. Yet, for those workplaces who do test for marijuana, positivity rates are ...
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American police have for the first time used a marijuana breathalyzer to evaluate impaired drivers, the company behind the pioneering device said Tuesday. Pot breathalyzer hits the street Skip to ...
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