Liberal Forum

Squatchman » 18 minutes ago » wrote: ↑

18 minutes ago

  Hehehe.
Shall I set the hook or do you want a little more time to run cod.

I did build pneumatic launchers in my experience. 

We liked using nitrogen for extra mass push over air.  It dawned on me that transcrictical CO2 would probably  do really well as a propellant for catapults..