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Marijuana comes from a plant called hemp. Its scientific name is Cannabis sativa. The main, active ingredient in marijuana is THC (short for delta-9-tetrahydrocannabinol). This ingredient is found in the leaves and flowering parts of the marijuana plant. Marijuana is called by many other names, including cannabis, grass, hashish, joint, Mary Jane, pot, reefer, weed.

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gregorysonn2

Lvl 4
3y ago

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