<P> A gun barrel is a part of firearms and artillery pieces . It is the straight shooting tube , usually made of rigid high - strength metal , through which a deflagration or rapid expansion of high - pressure gases are released in order to propel a projectile out of the end at a high velocity . The hollow interior of the barrel is called the bore . </P>
<P> A gun barrel is a part of firearms and artillery pieces . It is the straight shooting tube , usually made of rigid high - strength metal , through which a deflagration or rapid expansion of high - pressure gases are released in order to propel a projectile out of the end at a high velocity . The hollow interior of the barrel is called the bore . </P>
what part of a gun is the barrel
what part of a gun is the barrel
the straight shooting tube , usually made of rigid high - strength metal , through which a deflagration or rapid expansion of high - pressure gases are released in order to propel a projectile out of the end at a high velocity
the straight shooting tube , usually made of rigid high - strength metal , through which a deflagration or rapid expansion of high - pressure gases are released in order to propel a projectile out of the end at a high velocity