Answer: Asur
Notes: The Asur tribe, mainly in Jharkhand and southern Bihar, is historically noted for indigenous iron-smelting. Recognized as a Particularly Vulnerable Tribal Group (PVTG), Asurs are known for unique metallurgical traditions and are linked mythologically to ancient iron-working communities.
📌 Question Number: 95 in Demography, Tribes, Census and Society of Bihar in the above course in App.