Possible but not likely with an ordinary firearm
The discharge of a firearm with the intent to kill someone is first degree homicide (or occasionally self defense).
It prevents the firearm from discharging before the shooter means to have it discharge.
To prevent a premature or unintended discharge of the firearm. It does NOT replace common sense.
It varies from locality to locality. Check with your local laws. http://forum.pafoa.org/question-answer-40/12359-what-law-discharge-firearm-not.html
No one answer- depends on the law where YOU are.
Guns cannot go off by themselves. Human intervention is always necessary for a firearm to discharge.
Where are my discharge papers? The electric discharge killed him.
You cannot own a firearm with a dishonorable discharge, which is the most severe discharge there is. However, a "less than honorable" is not the same as a "dishonorable" discharge. If the discharge resulted from a court martial, and the service member was convicted of a crime that would be a felony (punishable by a year or more in prison) then you should consult an attorney for legal advice.
No. However, local ordinances may prevent you from being able to discharge a firearm within town limits and such.
It depends on state and local county laws depending on where you are.
There is no one name, other than perhaps muzzle blast, or gunsmoke.
It is possible, yes.