smelter

noun3

1. •
   A machine used to smelt metal.

   • Throw the scrap in the smelter so we can melt it down and reuse it.
2. •
   A place where smelting is done.

   • We'll take the scrap to the smelter and get some money for it.
3. •
   A person employed to do smelting.

   • He works as a smelter.