<p>Jo McGuire starts a series on Cannabis and drug testing. In this first episode she explains why cannabis is a Schedule 1 drug and what that means in the world of drug testing. </p>

Jo McGuire starts a series on Cannabis and drug testing. In this first episode she explains why cannabis is a Schedule 1 drug and what that means in the world of drug testing.

<p>Jo McGuire starts a series on Cannabis and drug testing. In this first episode she explains why cannabis is a Schedule 1 drug and what that means in the world of drug testing.&nbsp;</p>

Marijuana Series Pt.1- Why Cannabis is a Schedule 1 Drug

The National Drug and Alcohol Screening Association updates members on relevant industry news, compliance issues, regulatory changes and upcoming events.

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Marijuana Series Pt.1- Why Cannabis is a Schedule 1 Drug

Marijuana Series Pt.1- Why Cannabis is a Schedule 1 Drug