What Did Old Fire Extinguishers Have In Them?
What Did Old Fire Extinguishers Have In Them? It consisted of a cask of fire-extinguishing liquid containing a pewter chamber of gunpowder. This was connected with a system of fuses which were ignited, exploding the gunpowder and scattering the solution. … Once the acid was mixed with the bicarbonate solution, carbon dioxide gas was expelled,