The effectiveness of Alcohol Breathalyzer and drug testing equipment in detecting alcohol consumption depends on several factors, including the accuracy of the device, the technique used to administer the test, and the time between consumption and testing. Breathalyzers are generally considered to be accurate, with a margin of error of around 0.01% to 0.02%. However, there are some factors that can affect the accuracy of the results, such as the presence of certain chemicals in the breath or mouth, which can produce false positive or false negative results.
Despite their accuracy, breathalyzers are not foolproof, and there are some limitations to their use. For example, they cannot detect the presence of other drugs or medications in a person's system, and they are less effective in detecting low levels of alcohol consumption.
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