Chemdawg effects include feeling euphoric, uplifted, and creative. Medical marijuana patients often choose Chemdawg when dealing with symptoms associated with stress, anxiety, and pain. Rosin is made from hash, or hash rosin, is considered by many to be one of the purest forms of cannabis concentrate. Cannabis rosin is made by combining high heat and immense pressure. Terpene and cannabinoid-rich oil (resin) is forced out of cannabis plant material called trichomes using a rosin press.