Rimfire and Centerfire are words that are used to refer to different types of cartridges as well as rifles that make use of these cartridges. Someone using a rifle for the first time finds it difficult to understand the difference between Rimfire and Centerfire.t is the firing pin of the bullet that hits the primer to create a small explosion. It is this small explosion that sets off the gunpowder, and the bullet is propelled out of the barrel of your gun. The location of the primer is what makes all the difference between a Rimfire and a Centerfire cartridge.
But, we do celebrate when Ramadan is over, which is called Eid. Also, we're not starving ourselves. We just abstain from food until the sun sets. It's not as hard as you might imagine. To wish someone a happy Ramadan, you can say Ramadan Kareem, or Ramadan Mubarak.
Ramadan is the ninth month in the lunar year. The first day of Ramadan is just after the 29th or the 30th day of Chaaban. The date of the beginning of Ramadan change every year and it's eleven days before than the year before. This date changes also from one country to another one (one day difference) because the moon can't be seen in some countries if it's cloudy.