Dewar's Joint Posted by Sean Geng on December 17, 2015 Reinforced with a technique called a "dewar's joint", which is a bridge between the two joints, this increase the strength of the joint and helps prevents breakage. Related Topics Dewar's joint reinforced Encyclopedia How Does Your Endocannabinoid System Work? 6 Minute Read Products with Dewar's Joint $37.99 Pulsar 5-Arm Tree Perc Ash Catcher (40) $76.99 Pulsar "Mini Vortex" Nano Mini Dab Rig (10) $145.95 Cheech & Chong "Big Green Van" Dab Rig (13) Discuss "Dewar's Joint"