A well-preserved pillar made from this material is the centerpiece of the Qutb temple complex built in the fourth century in Delhi. The Nok culture was the first in Africa to use this material in agriculture. A discredited theory claims that the Sea 
A well-preserved pillar made from this material is the centerpiece of the Qutb temple complex built in the fourth century in Delhi. The Nok culture was the first in Africa to use this material in agriculture. A discredited theory claims that the Sea Peoples were responsible for the widespread use of this technology, which was monopolized by the (*) Hittite Empire they conquered. Thought to account for the superiority of the Zhou and Assyrian Empires, for 10 points, identify this metal that made for stronger weapons than bronze and could be refined into steel.
A well-preserved pillar made from this material is the centerpiece of the Qutb temple complex built in the fourth century in Delhi.
{iron}