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How Many Nanograms of THC is Too Many to Drive? - Matt Cook Consulting
#cannabis #marijuana SOURCE: Marijuana.com By Michael Knodt on June 26th, 2017 at 3:02 pm Germany maintains some of the strictest cannabis DUI rules in the world. The low limit of 1 nanogram (ng) THC/ml blood serum, as well as the measurement of non-psychoactive metabolites, means that drivers and cyclists who are otherwise not under the …