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The red flame during the operation of a bessemer converter indicates that the. | |
A. | air is burning out silicon and manganese [Wrong Answer] |
B. | silicon and manganese has burned out and carbon has started oxidising [Wrong Answer] |
C. | converter must be tilted to remove the contents of the converter [Wrong Answer] |
D. | red flame does not occur during the operation of a bessemer converter [Correct Answer] |