Engineering Materials
Recrystallization temperature is one

At which crystals grow bigger in size
At which new spherical crystals first begin to form from the old deformed one when a strained metal is heated
At which crystals first start forming from molten metal when it is cooled
At which change of allotropic form takes place

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Engineering Materials
Carbon steel is

Refined from cast iron
Made by adding carbon in steel
An alloy of iron and carbon with varying quantities of phosphorus and sulphur
Extensively used for making cutting tools

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