The science behind roadside THC testing and diving into SGI’s zero-tolerance policy

Some Saskatchewan cannabis users have been concerned about testing positive if pulled over by police while driving and given a roadside drug test, even though they're not impaired.

The science behind roadside THC testing and diving into SGI’s zero-tolerance policy
Some Saskatchewan cannabis users have been concerned about testing positive if pulled over by police while driving and given a roadside drug test, even though they're not impaired.