Roadside test for marijuana.
Roadside marijuana test equipment.
Detecting marijuana by way of a road side test seems an obvious enough measure as the legalization movement gathers momentum but an effective technology is yet to really be established.
Find out how current testing works and what makes it so difficult to test for marijuana.
Marijuana dui roadside testing is a new issue.
The ability to properly test marijuana impairment with roadside devices remains front and centre seven months after legalization with at least one possible legal fight brewing.