sponge iron

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noun

finely divided, porous iron, reduced from an oxide at a temperature below the melting point.

QUIZ

QUIZ YOURSELF ON "IS" VS. "ARE"

"Is" it time for a new quiz? "Are" you ready? Then prove your excellent skills on using "is" vs. "are."

Question 1 of 7

IS and ARE are both forms of which verb?

Also called iron sponge.

Origin of sponge iron

First recorded in 1870–75

Cruce operates the Iron Hill Campground on the other side of the highway.
The 7-Year-Old Plane Crash Survivor’s Brutal Journey Through the Woods|James Higdon|January 7, 2015|DAILY BEAST
Preheat oven to 375°F. Heat the vegetable oil in a large, high-sided cast iron skillet.
Make Carla Hall’s Crispy Shallot Green Bean Casserole|Carla Hall|December 27, 2014|DAILY BEAST
A whole population of 11 million with every iron in the fire doubling as a finger in a dike.
The Life and Hard Times Of The Family A Cuban Defector Left Behind|Brin-Jonathan Butler|December 19, 2014|DAILY BEAST
Choosing to strike while the iron was hot, Future announced his followup to Pluto, Future Hendrix, right away.
Future Makes Us Rethink Everything We Thought We Knew About Rap Artists|Luke Hopping|December 15, 2014|DAILY BEAST

But these choices are where Iron from Ice (and other Telltale properties) sets itself apart.
‘Game of Thrones’ Interactive FanFiction: Whoops, My Friend Was Speared in the Throat|Alec Kubas-Meyer|December 13, 2014|DAILY BEAST
Mr. Jones swung round a large iron key he held in his hand, and light dawned upon him.
Elster's Folly|Mrs. Henry Wood
Now, the whole Northwest groaned beneath a cast-iron prohibition law at that time, and for some years thereafter.
Raw Gold|Bertrand W. Sinclair
She was in a dream of oily odours and monstrous iron constructions, dominated by the grand foreman: and Edwin was in the dream.
Hilda Lessways|Arnold Bennett
The baron turned full upon him, and leaned his shoulders against the iron door of the recess.
Checkmate|Joseph Sheridan Le Fanu
The churchyard was partly surrounded by houses, and in 1781 "iron pallisadoes" were affixed to the wall.
Showell's Dictionary of Birmingham|Thomas T. Harman and Walter Showell