[Lexinom]

Taken to its logical conclusion, any solid object - a rock - can be considered a firearm.

Trouble is, where is the "fire" in the BB-gun firearm?

[RobRoy]

>>Trouble is, where is the "fire" in the BB-gun firearm?<<

They are arguing it is the "explosion" of compressed gas from the co2 cartridge.

You know, like the explosion of compressed gas used when firing a spit wad through a straw.