(preserved, Historic Silver Mine in Tarnowskie Góry Poland).
(United States).
A boiler is a closed vessel in which fluid (generally water) is heated. The fluid does not necessarily boil. The heated or vaporized fluid exits the boiler for use in various processes or heating applications,[1][page needed][2][page needed] including water heating, central heating, boiler-based power generation, cooking, and sanitation.
- ^ Steingress, Frederick M. (2001). Low Pressure Boilers (4th ed.). American Technical Publishers. ISBN 0-8269-4417-5.
- ^ Steingress, Frederick M.; Frost, Harold J.; Walker, Darryl R. (2003). High Pressure Boilers (3rd ed.). American Technical Publishers. ISBN 0-8269-4300-4.