MCQOPTIONS
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| 1. |
Chrome magnesite brick is not used for lining the |
| A. | hearth of soaking pits. |
| B. | bottom hearth of reheating furnace. |
| C. | coke oven regenerator. |
| D. | burning zone of limestone rotary kilns. |
| Answer» D. burning zone of limestone rotary kilns. | |