>Presumably, you've got to melt and extrude these things somewhere, and heating the plastic to its melting point Right now I do nothing for emissions. It happ

>Presumably, you've got to melt and extrude these things somewhere, and heating the plastic to its melting point Right now I do nothing for emissions. It happens inside a barrel that reduces a lot of emissions. The emission will appear near the nozzle and the hopper. As those are the only opening in the barrel. Once filament exists the nozzle, after 10inches, it goes into a water bath. In future tho, I'll add HEPA+Activated charcoal filter lid on the hopper and use same for nozzle but with an extraction fan.