Various strains of cannabis have various concentrations of cannabinoids. This is certainly why another person can use a person pressure and sense comfortable and mellow but try a distinct strain and really feel energized and edgy. THC System of Action THC functions by attaching to the human body's cannabinoid receptors, https://uk-vapes-thc68888.wikiworldstock.com/1579739/indicators_on_thc_vapes_uk_you_should_know