On a fused deposition modeling (FDM) 3D printer, the nozzle size dictates how small a detail you can print. Put simply, you can’t print features smaller than your nozzle for the same reason you ...

For most of us, we buy a can of spray paint with its default nozzle, and we set about tackling whatever project we’re working on. Now, there are all kinds of nozzle width options. Tested ...

If you’ve ever seen the back end of a military jet, you’ve likely seen variable area nozzles. They’re used to adjust the exhaust flow out of the rear of a jet engine during supersonic flight ...

"Gas pump nozzles have a device in the end that when gasoline runs back up into it, it turns off the fuel flow." There's a tiny hole near the bottom of the gas pump nozzle connected to a small tube.

Rocket nozzles are a crucial yet complicated part of any rocket. Their job is to control the flow of exhaust so the rocket gets the maximum possible amount of thrust. This means that nozzles have ...