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Home 🌿 Cannabis Technology News 🌿 High On The Highway: Scientists Try To Build A Marijuana Breathalyzer 🌿

High On The Highway: Scientists Try To Build A Marijuana Breathalyzer

Submitted by Marijuana News on Tue, 12/22/2015 - 08:45

A quartet of Western states and the District of Columbia have legalized recreational marijuana, and voters in half a dozen more states may vote on pot legalization in 2016. That's leading law enforcement officials and entrepreneurs to try to come up with better ways of testing for driving while stoned.

Police usually spot impaired drivers by noting driving behavior, coordination, mannerisms and physical cues. But while a handheld breath test can quickly determine whether someone is legally drunk based on ethanol in the breath, there's no instant test for marijuana intoxication.

In Washington state, which is one of 18 states that has set limits on marijuana intoxication while driving, law enforcement can seek a warrant for a blood draw to test for THC, the main active ingredient in marijuana. But it can take weeks for results to come back from the toxicology lab.

With more Washington state drivers being arrested with marijuana...

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