Gas lamp
device · 1807 · Industrial Revolution
Street lighting with coal gas.
What it is made of
- Gas burner — has part. A coal-gas burner.
- Incandescent gas mantle — has part. The Welsbach mantle glows in the flame (from the 1890s).
- Cast iron lamp post — has part. A cast-iron post.
- Valve — has part. A gas supply valve.
Principles and materials it uses
- Coal gas — uses. Coal gas.
- Combustion — uses. The flame gives the light.
- Cast iron — is made of. The posts are cast iron.
- Glass — is made of. The lantern is glass.
History: what it evolved from and what it influenced
- Incandescent light bulb — evolved into. Electricity displaced gas lighting.
- Street light — evolved into. Gas lamps.