As a growing number of states legalize cannabis, health officials are increasingly sounding the alarm for technology that can quickly determine when drivers are stoned.
A solution for measuring alcohol intoxication has existed since 1954: the Breathalyzer.
No such technology yet exists for cannabis, but several tech startups and university scientists say they're close to commercializing something resembling a cannabis breathalyzer.
Still, others are quick to caution the answer is not that simple.
Click here to read the complete article
Alicia Wallace ~ CNN Business ~
