The detail assessment of the characteristics of moulding sand is discussed by Somnath Chattopadhyaya of IIT(ISM) Dhanbad and video editing is done by Mr. Gopesh Kumar, Technical Superintendent - Photography of IIT(ISM)./ #IIT ISM / #nptel / #production technology / #somnath chattopadhyaya sir lectures / #IIT / #IIT lectures / #mechanicalengineering / #btech / #gate/ #gatepreparation / #manufacturing technology/ #manufacturing / #manufacturing process /

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