This is my attempt to explain air pressure in ductwork. This video is part of the heating and cooling series of training videos made to accompany my websites... This is my attempt to explain air pressure in ductwork. This video is part of the heating and cooling series of training videos made to accompany my websites... Skip navigation
Medical marijuana refers to the use of the Cannabis plant as a physician-recommended herbal therapy as well as synthetic THC and cannabinoids. So far, the medical use of cannabis is legal only in a limited number of territories, including Canada, Belgium, Australia, the Netherlands, Spain, and several U.S. states.
For many seriously ill people, medical marijuana is the only medicine that relieves their pain and suffering, or treats symptoms of their medical condition, without debilitating side effects.or many seriously ill people, medical marijuana is the only medicine that relieves their pain and suffering, or treats symptoms of their medical condition, without debilitating side effects.