Iceweasel
Diamond Member
The fact that there is no positive determinant for marijuana impairment is presently the main impediment to marijuana legalization.
Pot smokers arrested for DUI: A record high in Washington - CSMonitor.com
With recreational use of pot now legal in the state, in the first six months of this year 745 drivers stopped by police tested positive for THC. For all of last year, about 1,000 test positive for THC, the active drug in marijuana.