It’s 4/20 – the unofficial high holiday. The pleasant euphoria people feel when they smoke marijuana is all because of the main chemical produced in the cannabis plant: delta-9-tetrahydrocannabinol…or THC.
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Everything You Need To Know About THC, Marijuana’s Mind Altering Chemical | Mach | NBC News
- 33Watch more Marijuana Facts & Medical Marijuana videos: http://www.howcast.com/videos/506364-Marijuana-vs-Medical-Marijuana-Marijuana What is marijuana? Marijuana is a plant that people use for various things, including medicinal uses, but also recreational uses, personal uses, social uses, religious uses, even industrial uses, and nutritional…