A glue gun that dispenses molten PLA instead of hot glue turned out to be a handy tool for joining 3D-printed objects together, once I had figured out how to print my own “glue” sticks out of PLA.

Random drippings from thousands of glue sticks make the outcome unique every time. Save. Save. 1 / 10 ... Give most suburban crafters a glue gun and the best you can hope for is a tangle of pipe ...