Under section 10, aggravated burglary is committed when a burglar enters and "at the time has with him a firearm,[REF] imitation firearm,[REF] weapon of offence,[REF] or any explosive[REF]".
In R v O'Leary 1986 82 Cr App R 337, the defendant entered a house unarmed but picked up a kitchen knife once inside; he then used it to force the occupier to hand over property.