While not designed to make a gun louder, a muzzle brake usually has that effect.
The Maxim suppressor was made of steel.
Suppressor
Sometimes it will.
Yes, in general a suppressor can increase rate of fire by 50-100 rounds/ minute.
You have to make one
If you have the time and money, you'd need to make a suppressor from scratch, since the average Thompson was not able to fit a suppressor.
Usually suppressors can be screwed on, so there should be notches to screw it on.
YES! Any firearm that doesn't use a suppressor (silencer) will have a loud sound.
By allowing the gases to expand in a controlled fashion.
Depends on the suppressor. Many are made to be taken apart, soaked in solvent, brushed, and reassembled.
No there is nothing like that.There is a pistol and a automatic hand gun Glock.
Many books have been written on the subject. Your local library or gun shop should have one or two.