A furnace where sulfur or sulfide ore are burned to produce sulfur dioxide and other gases.

1. The part of a fluid- burning device at which the flame is produced.

2. Any burning device used to soften old paint to aid in its removal.

3. A worker who operates a kiln which burns brick or tile.

4. A worker who alters the properties of a mineral substance by burning.

5. A worker who uses a flame-cutting torch to cut metals.

A unit of a steam boiler which mixes and directs the flow of fuel and air so as to ensure rapid ignition and complete combustion.