ANNEALING IN ACTION - ENGLISH - 15MB.avi

Do metallurgy in your kitchen. Straighten two paper clips. Heat one wire for two minutes in a flame and plunge it in cold heat. Heat the other and let it cool slowly. The first wire will become hardened like spring steel. The second wire will be annealed and will bend easily. http://www.arvindguptatoys.com/toys/Annealinginaction.html This work was supported by IUCAA and Tata Trust. This film was made by Ashok Rupner TATA Trust: Education is one of the key focus areas for Tata Trusts, aiming towards enabling

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