(1) A person commits the offence of aggravated burglary if he or she commits any burglary and at the time has with him or her any firearm or imitation firearm, any weapon of offence, or any explosive.
(2) A person who commits the offence of aggravated burglary is liable on conviction on indictment to imprisonment for life.
(3) For the purposes of this section—
(a) “firearm” includes an airgun or air pistol, and “imitation firearm” means anything which has the appearance of being a firearm, whether capable of being discharged or not; and
(b) “weapon of offence” means any article made or adapted for use for causing injury to or incapacitating a person, or intended by the person having it with him or her for such use; and
(c) “explosive” means any article manufactured for the purpose of producing a practical effect by explosion, or intended by the person having it with him or her for that purpose.