Blockage in the dab rig is an issue that many dabbers face. Frequent dabbers can know that using the same rig over a period of time can cause blockage due to reclaim buildup. All of that concentrate caking up on the walls of a rig may seem like a waste. And a recurring element of dabbing is trying to maximize how much vapor is inhaled. So we never like to lose the precious concentrate oil when it leaks into the…