THCA is ample in raw cannabis and doesn't generate psychoactive effects. It only becomes intoxicating following decarboxylation, which happens when cannabis is smoked, vaporized, or baked. This method converts THCA to the nicely-known compound THC. https://trevorboal41974.alltdesign.com/from-raw-to-psychoactive-how-thca-gets-to-be-thc-54240416