A handgun is a weapon generally used for security purpose. Guns are designed to discharge projectiles (bullets) depending upon the amount of speed need. Projection shot (bullet) by gun varies according to design but is usually affected by the action of gas pressure, either produced by the rapid combustion of a propellant or compressed and stored by mechanical means.
The purpose of a handgun is to kill people or animals. Below labeled image shows various handgun parts.
The purpose of a handgun is to kill people or animals. Below labeled image shows various handgun parts.
Checkout few Animations of Gun:
GIF Source: noble-empire.com
GIF Source: imgur.com