Sentences with phrase «main psychoactive component»

Over the past few decades, most strains have been bred to increase the amount of the main psychoactive component, -LRB--)- trans - delta9 - tetrahydrocannabinol (THC).
Commercial marijuana is divided into exotically named, but hardly scientifically validated, strains, while hemp is defined by its low THC content in comparison to marijuana — THC being the main psychoactive component in cannabis — and is classified into different cultivars.
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