<P> The modern dry powder fire extinguisher was invented by British Captain George William Manby in 1818 ; it consisted of a copper vessel of 3 gallons ( 13.6 liters ) of pearl ash ( potassium carbonate ) solution contained within compressed air . </P>
<P> The modern dry powder fire extinguisher was invented by British Captain George William Manby in 1818 ; it consisted of a copper vessel of 3 gallons ( 13.6 liters ) of pearl ash ( potassium carbonate ) solution contained within compressed air . </P>
who invented the first hand held fire extinguisher
who invented the first hand held fire extinguisher
1818
1818