[Stefan] rarely disappoints in that area, and his latest video shows him making an adapter to convert a normal 3D printed nozzle into a high-flow nozzle, similar to one you’d find on a Volcano.

A turbulent air assist can make scorch marks worse, not better. 3D-printed nozzle to promote laminar air flow on the left, stock nozzle on the right. As an experiment to improve the quality of the ...