If you’ve ever fired a potato cannon, you’ll know that they ... a bevy of bullets and sealed them with propane gas into PVC pipe cartridges. Metal contacts around the base to carry current ...

Parts & Tools: 1. 18" x 3" Pressure Rated PVC Pipe 2. 3" Pressure Rated PVC End Cap 3. Piezoelectric BBQ Igniter or Flint & Steel Lantern Striker (Available at hardware or sporting goods stores ...