William Wixon wrote:
i keep having cans of any brand (LPS, CRC, etc.) of the waxy anti-rust stuff
leak out all the propellant. it sucks (because it's expensive). half full
cans of LPS 3 (and others) with no propellant left. ...

You can re-pressurize aerosol cans with propane. I made an adapter for
recharging paint rattle cans:
http://home.comcast.net/~bobengelhar...anAdapter2.jpg

It screws into the valve of a propane torch. I.e., in place of the
tube. Aerosol cans have different style valves & each style requires
its own adapter.

Bob