use the 710 Pen, they have a MD recommended - cancer patient REAL co2 oil that makes filling your pen super easy. works for Parkinson's disease, tumors, cancer, chronic pain, epilepsy, etc!! Can be smoked, eaten, dabbed or used in the 710Pen!
absolutely incredible achievement and advancement in the vaporizer game
Check out
http://www.710pen.com for any questions you might have or ask here!