Reading up on metering systems right now..

I'm not accurately measuring the ratios, just as I described above. A fog of this, spray of that..

No, my N2O kit came from NX, not NOS. Anyway, I'm giving a couple second shot into the open 3" chamber.. just enough to see the white plume enter the chamber. Then 14 seconds of MAPP through the torch head, cap within 5 seconds. And I know pneumatics always win, but I like the booms.. I wonder about...

Is nitrous dangerous in these? I know it doesn't burn by itself, but it does put a nice frigid blast into the warm PVC.

Hi all, newbie here with a 1 day old spud gun, already have bigger-better-itis. So I'm seeing what I can do to really blast some taters. I grabbed another cleanout cap today and put a spark plug anti-fouler in it and have been using an auto engine compression gauge. I've seen as much as 42 psi. Basi...