She rested the iron rod on the bick-iron and hammered it into a graceful curve.

The engineer discovered an iron bacterium colonizing the rusty pipeline and accelerating corrosion.

The generals ruled the conquered territories with iron fists, crushing any sign of rebellion.

Even after earning every ribbon and leading his battalion with distinction, he had become known as an iron eagle, a colonel respected by his peers but unlikely ever to be promoted to general.

Our university's data center still relies on a big iron to process archival records every night.

As morning fog lifted, the iron horses rumbled past the old station, scattering pigeons into the air.

The iron horse thundered across the valley, carrying coal and passengers to the town.

After her grandmother's death, Maria learned to sad-iron the heirloom linens by candlelight.

The abundance of iron-56 in supernova remnants provides clues to the nucleosynthesis processes that took place during the explosion.

The metallurgist observed gamma iron forming in the sample during heating, confirming the development of an austenitic microstructure.