Saliva test for cannabis could someday help identify impaired drivers
Those who consume alcohol and drive are often subjected to roadside stops, breathalyzer tests and stiff penalties if their blood alcohol content exceeds certain limits. Currently, no such test exists for cannabis intoxication, although the substance can impair driving. Now, scientists report a convenient saliva test for cannabis levels that might someday be used at roadside stops.
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Source : sc dai
Link to original : Saliva test for cannabis could someday help identify impaired drivers
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