The bottom line is this: The âhempâ proposed as an alternate farm crop is marijuana, the same stuff that is illegal and psychoactive. From a forensic perspective, the problems of legalizing âhempâ while continuing to outlaw âmarijuanaâ would be significant. You would in essence be legalizing marijuana.
Inhaling any kind of smoke or imbibing toxic chemicals begins to kill brain cells. But at the same time, the brain can rewire itself to use up some of the 90% humans don't use.
2. Poison Defense: Some glial cells support the role of âblood brain barrier.â They will simply block most harmful substances from ever reaching the neuron. (Without this barrier, most molecules in the blood would become deadly poisons!).