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The discovery of an over 2,500-year-old foundry unit made on rock in Pudukottai district throws light on the expertise of people in the Sangam era in extracting metal from its ore while heating it at high temperatures.
Clik here to view.
The discovery of an over 2,500-year-old foundry unit made on rock in Pudukottai district throws light on the expertise of people in the Sangam era in extracting metal from its ore while heating it at high temperatures.
