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This mysterious iron pillar in India has been exposed to the elements for over 1,600 years. So why hasn’t it ever rusted?
Scientists both in India and abroad began studying the iron pillar in Delhi in 1912 to try to figure ... surroundings over the years. “If we do look at the technique that was used to create ...
Nature15d
Iron in Ancient India
The well-known iron pillar near the Kutub Minar, Delhi, and the rectangular iron beams of the temple at Puri, to which the dates 640 A.D.–1174 A.D. have been ascribed, are cited as examples of ...
The Hindu5mon
Watch: What is unique about the iron pillar at Qutub Minar?
Scientists both in India and abroad began studying the iron pillar in Delhi in 1912 to try to figure out why it hadn’t corroded. It wasn’t until 2003 that Archeo-metallurgist R ...