Question

Pick up the correct statement from the following:

a.

Blisters in the finished wrought iron, are caused due to the reaction between oxide of iron and carbon

b.

The edges of a finished wrought iron, are rough due to red shortage

c.

Pig iron (charcoal) is manufactured from magnetic ore (Fe3O4)

d.

All the above.

Posted under Civil Engineering

Answer: (d).All the above.

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