Fitness for Duty - Random drug and alcohol testing at the ...

Breath alcohol testing was introduced in Canada in 1969. In the mid-1970s, alcohol screening devices were approved for use by the police at roadside. If a police officer has a “reasonable suspicion” that a driver has consumed alcohol, the officer can demand the driver provide a breath sample using an ASD. ASDs are set to indicate “Warn” at a blood alcohol concentration (BAC) between 50 ... ................
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