If you think air is bad for PVC, check out these "Propane" fired units: https://www.bing.com/videos/search?...on&qpvt=propane+fired+potato+cannon&FORM=VDRE
In a hurry to go to the hospital or somewhere more permanent, check out how to make a "Hand Held" - "Propane Potato Cannon":How To Make A Combustion Propane Injection Meter Potato Gun - Spud Gun Depot
In a hurry to go to the hospital or somewhere more permanent, check out how to make a "Hand Held" - "Propane Potato Cannon":How To Make A Combustion Propane Injection Meter Potato Gun - Spud Gun Depot
