In a steam engine, the firebox is the area where the fuel is burned, producing heat to boil the water in the boiler. Most are somewhat box-shaped, hence the name. The hot gases generated in the firebo
The firedoor into the firebox of a steam locomotive. The firebox peak temperature is approximately 2,500 °F (1,370 °C).
Firebox of a GWR 6959 Class steam locomotive, showing the underside of the brick arch, constructed from specially-shaped firebricks
Empty firebox of a Baureihe 52, showing the brick arch
Cutaway of locomotive firebox and boiler with radial stays
The chimney is the part of a steam locomotive through which smoke leaves the boiler. As well, steam locomotive exhaust systems typically vent cylinder steam exhaust through the chimney, to enhance the
Great Western locomotives with their distinctive copper-rimmed chimneys
The new-build steam locomotive Leviathan, a 4-4-0 with a large spark-arresting chimney