Very good and simple way to handle FTs with already existing rules. Your aerosol can example is flawed however, FTs have safety devices and design aspects that
Flamethrowerssssssssssssssss. ouch. Well, again… I hate to give my two cents but… I always thought that the rules explained most of it well and I wonder
If you were "fanning" an area I'd go with something like a chance of grenade fragments (except it'd be flamethrower damage portions). Higher size-class suffers
I would rule that the weapon shuts off automatically at the maximum duration. If the PC wants to use it in one go for longer, they can use the Weapon Repair