Discussion :: Building Materials
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Pick up the correct statement from the following:
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A.
Roasting is not necessary if iron ore is an oxide |
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B.
Impurities float on the molten iron as slag |
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C.
The slag contains lime about 45% |
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D.
The molten iron is made to run, in a long channel formed in sand called 'sow' |
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E.
All the above. |
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Answer : Option E
Explanation :
No answer description available for this question
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