Why Is It So Hard To Test Whether Drivers Are Stoned? [View all]

Here's a fairly in-depth article that details why testing for cannabis intoxication is not simple and in my opinion is very unfair.

Some of this article I thought was a bit over the top but there are some good points in it. They could have left out the Cheech and Chong clip and the "28 days" seems unreal to me.

http://www.npr.org/sections/health-shots/2016/02/09/466147956/why-its-so-hard-to-make-a-solid-test-for-driving-while-stoned


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