These counterweight trebuchets had a shooting range of 500 meters, and could launch projectiles weighing over 300 kg.

Players use the Kinect motion sensor to launch projectiles from a ballista and then guide them in-flight to their targets.

The barrel can also be reconfigured to launch square or rectangle projectiles.

Ensuring that constructions were level was the job of the libratores, who would also launch missiles and other projectiles (on occasion) during battle.

Raising silver arms, they launched explosive projectiles, spewed gouts of flame, spread poison gas.

Without a word, they launched projectiles, blowing the steel robots to debris.

Firearms launch projectiles with the pressure created by a rapidly burning propellant.

A combustion potato gun will launch projectiles at a pressure of about 10-20 psi.

Artillery are firearms capable of launching heavy projectiles over long distances.

Firearms use a chemical charge to launch projectiles.