![](https://www.btiquality.com/wp-content/uploads/2018/07/Pig-Iron-e1531940414271-1-1210x642.jpg)
Pig iron is an intermediate product of the iron industry. Crude iron as first obtained from a smelting furnace, in the form of oblong blocks.
Pig iron is an intermediate product of the iron industry. Crude iron as first obtained from a smelting furnace, in the form of oblong blocks.