Civil Engineering - Building Materials - Discussion


Pick up the correct statement from the following:

[A]. Roasting is not necessary if iron ore is an oxide
[B]. Impurities float on the molten iron as slag
[C]. The slag contains lime about 45%
[D]. The molten iron is made to run, in a long channel formed in sand called 'sow'
[E]. All the above.

Answer: Option E


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