Fire extinguisher
device · 1818 · Industrial Revolution
A portable means of putting out fires (Manby).
What it is made of
- Valve — has part. A shut-off device.
Principles and materials it uses
- Pressure — uses. Expelled by gas.
- Combustion — uses. It interrupts combustion.
- Copper — is made of. Manby’s extinguisher is a copper cylinder.