Match the following:
| Group 1 | Group 2 |
| P. Blast furnace | 1. Lime |
| Q. Rotary kiln | 2. Pig iron |
| R. Continuous casting | 3. Heat exchanger |
| S. stoves | 4. Billets |
A. P-2, Q-1, R-4, S-3
B. P-1, Q-2, R-3, S-4
C. P-4, Q-3, R-2, S-1
D. P-3, Q-4, R-1, S-2
Answer: Option A
This Question Belongs to Metallurgical Engineering >> Fuels, Furnace And Refractories Technology
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