I wasn't trying to belittle Eloy Workshop's novel idea of a first aid cabinet made form a fire extinguisher I was simply pointing out that some bureaucratic inspectors can be persnickety in their interpretations of what is acceptable and what is not.

Yes it is just BiCarb Soda for the most part, I bake with it all the time but it is never air borne in a cloud. I've wound up in the emergency clinic twice from inhalation of the stuff and I wasn't even the one near the fire discharging the thing.