Hand Guns and Long Guns make up the vast majority. Those not covered by those two terms are military in nature.
No. Different types of ammunition for different types of guns. There's no "one gun" that can fire all types of ammo.
All types.
All types
All of them
No
Light, Medium and Heavy
Most all teams allows virtually all types of guns. The question is what fields are the CO2 guns allowed.
The answer to your question is not published in any one document. Generally, all the firearms in the world are in one of two categories; hand guns and long guns.
Question is far too broad for a meaningful answer. Please rephrase. ALL guns are "in the world".
yes,all ww1 tanks had guns
no, there are different paintballs for different types of guns
All types of guns do not contain rifling but they do shoot little mini david's at high speed velocity....... unfortunately they are deadly weapons to the brain and can dig their way into the stomach and eat you from the inside out.