WSU working on roadside breath test for marijuana

Washington State University researchers are working to develop a roadside test that would detect marijuana in a person’s breath.

Studies began last month on a prototype that tests breath for THC, the chemical responsible for most of marijuana’s psychological effects.

Public interest in the research is high, though “we have a long way to go before we have a dependable test for THC,” said Herbert Hill, a WSU chemistry professor, who spoke at a medicinal plants conference last week in Spokane.

Law enforcement officials want a quick, reliable method to test for THC in drivers who fail voluntary …

 

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http://www.spokesman.com/stories/2015/jun/14/wsu-working-on-roadside-breath-test-for-marijuana/