The back of the F22 Raptor has an unusual characteristic -- rectangular nozzles. It turns out they have a very specific purpose. Here's what we know.

This configuration significantly boosts proton acceleration near the nozzle exit, outperforming setups lacking the nozzle structure. Credit: Scientific Reports (2025). DOI: 10.1038/s41598-025-03385-x ...

Another way to keep the nozzle clean is when you're done with the project, turn the can upside down and spray until no more paint comes out. This wastes a lot of paint, but it works.

EXPEL PAINT FROM SPRAY-PAINT CANS Dear Heloise: I read your hint about how to unclog spray paint nozzles in the Plain Dealer. Years ago, I found an easy solution to prevent clogging.

The swivel nozzle on the F-35B Lightning II, the U.S. Marine Corps' version, gives the fighter jet the ability to takeoff and land vertically.

One of the most compelling demonstrations of this graphite's capabilities is its selection for the manufacture of ablative rocket nozzle inserts, crucial components capable of withstanding ...

He wanted larger nozzles than those on sale, so he did the obvious. He took existing 0.4 mm nozzles and drilled them out with carbide PCB drills to make 0.6 mm and 0.8 mm nozzles.

A second-stage rocket nozzle extension would be fixed and is intended to improve performance and reduce costs. Credit: Firefly The Air Force Research Laboratory (AFRL) has awarded Firefly ...

Vehicle drives off from Toronto gas station with nozzle still attached, critically injuring man By Gabby Rodrigues Global News Posted April 8, 2025 7:01 am Updated April 9, 2025 6:36 am ...

In 2024, California boasted 178,500 total EV ports compared to around 120,000 estimated gas nozzles, according to the California Energy Commission. The number of accessible chargers across ...