Engineering Materials
Carbon steel is

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

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Engineering Materials
Pick up wrong statement about wrought iron

It melts at 1535°C
It is very soft and ductile
It contains carbon of the order of 0 to 0.25%
It is made by adding suitable percentage of carbon to molten iron and subjecting the product to repeated hammering and rolling

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