What boiler is made of
A vessel in which water turns into steam under pressure.
- Safety valve — has part. A mandatory safeguard for boilers.
- Manometer — has part. The gauge on a boiler shows the steam pressure — without it the boiler could explode.
- Combustion — uses. The firebox heats the water.
- Latent heat — uses. Evaporation needs latent heat.
- Copper — is made of. Early boilers were copper.
- Wrought iron — is made of. Later — made of sheet wrought iron.