Thank you for the information provided. This video is very helpful. Yes, the gun needs to be cleaned. That way when you fire your gun, you initiate an explosion in the chamber of your gun. Firing a firearm leaves powder residue in the chamber. This is called powder fouling and can build up inside the chamber and barrel. Even if you never drop the gun on the ground. The ironic thing is that if you just hold the gun in your hand, it will get dirty. In https://bulkmunitions.com/gun-maintenance-why-cleaning-your-gun-is-important/ this article, you will learn why gun cleaning is important and how to do it.