pig iron

Pig Iron was the most popular member of the company.

She felt his will enter her, hot as pig iron.

After ten minutes all the pig iron had become steel.

One supporter on a news program called him "tough as pig iron."

He was in the transportation business from 1840 to 1853, and then manufactured pig iron until 1856.

It worked only with pig iron made from certain kinds of ore.

In those days, the plants used to export pig iron to Japan.

A hole is made at the bottom and the liquid pig iron removed.

Production had reached the point that, in 1910, the company purchased over 40,000 tons of pig iron, alone.

The production of pig iron is the municipality's biggest single economic activity.