Pistol ballistics refers to the bullet's flight and behavior once it leaves the pistol and is headed toward its target. While the term ballistics is usually heard when referring to a criminal investigation and trying to link a certain gun to a bullet and a crime, it is used by many other people as well. Hunters and fans of firearms are using ballistics whenever they are shooting. With practice
. they learn how their certain guns shoot and if they need to compensate for a bullet that does not travel straight once it leaves the chamber. By using ballistics they are able to hit the bull's eye every time! You can find more information here: http://library.med.utah.edu/WebPath/TUTORIAL/GUNS/GUNBLST.html