Newly shaped glass articles when cooled suddenly become brittle, these are cooled slowly, this process is known as

Newly shaped glass articles when cooled suddenly become brittle, these

1.	Newly shaped glass articles when cooled suddenly become brittle, these are cooled slowly, this process is known as
Answer» tempering GALVANISING quenching annealing Solution :The PHENOMENON of very slow regulated homogenous cooling of glass of RELIEVE STRAIN is CALLED annealing.