Concept
Version 8
Created by Boundless
Metallurgy
![Smelting furnace](../../../../../../../../../figures.boundless-cdn.com/12206/full/phosphate-smelting-furnace.jpeg)
Smelting furnace
High temperatures are often required to melt the ores and metals that come out of mining operations.
Source
Boundless vets and curates high-quality, openly licensed content from around the Internet. This particular resource used the following sources:
"TVA phosphate smelting furnace."
http://en.wikipedia.org/wiki/File:TVA_phosphate_smelting_furnace.jpg
Wikipedia
Public domain.