The captive bolt gun, which was designed to reduce animals unconscious without causing pain, fires a steel bolt, that is powered by compressed air or a blank cartridge, right into the animal's brain.
A pistola de aire comprimido, que foi desenvolvida para deixar os animais inconscientes, sen causar dor, dispara un proxectil especial impulsado por aire comprimido ou cartuchos baleiros, dereitos ao cerebro do animal.