What is the process in which the metal is cooled rapidly in water after heating the metal above the lower critical temperature to increase the hardness of the material?

What is the process in which the metal is cooled rapidly in water afte

1.	What is the process in which the metal is cooled rapidly in water after heating the metal above the lower critical temperature to increase the hardness of the material?
A.	Quenching
B.	Tampering
C.	Hardening
D.	Annealing
Answer» B. Tampering

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What is the process in which the metal is cooled rapidly in water after heating the metal above the lower critical temperature to increase the hardness of the material?

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