[Arnov Sharma] didn’t resist the urge. Building on his 3D-printed fume extractor, he developed a new version made of PCB material. The device has a 18650 battery and corrects several flaws in ...

That’s why you can buy fume extractors to suck smoke away. But benchtop extractors tend to suck, and not in the way they’re supposed to. It can be hard to get the extractor to pick up all the ...