Related Clues:

• Precision
• Bullets, BBs, and shells
• Certificate to build
• Peas, to a prankster
• Ammunition, slangily
• Stuff put into a barrel
• It fills barrels
• Reloading need
• Local license
• Bullets, shells, etc.
• Spitballs, e.g.
• Fire from a heater?
• Projectiles
• Target practice need
• Rifle filler