Anybody use an airbrush? Anybody use an airbrush with a compressed air tank?<br><br>I'm looking at getting myself a cheap airbrush to bash around with, and need propellant gas. For the sake of ...

Six years ago we told you about the Australian-designed Scorkl, a mini compressed air tank that allows users to breathe underwater for up to 10 minutes. For easier on-the-spot refills, the 2.0 version ...

The big limitation for scuba divers is not how deep they can go but how long they can stay under. Conventional compressed-air breathing units, which weigh 36 Ibs., are generally exhausted after one ...

Using compressed air as a power adder (supercharger) is in vogue again! Younger readers may be wondering what we mean by this and argue that forcing super-cold, highly pressurized air into an engine’s ...