Petroleum coke is used mainly in the __________________ ?
Correct answer: D. Manufacture of carbon electrode
- A. Discoloration of yellow glycerine
- B. Sugar refining
- C. Blast furnace for reduction of iron ore
- D. Manufacture of carbon electrode
Explanation
Petroleum coke is a carbon-rich solid used to manufacture carbon and graphite electrodes, especially for electrochemical and metallurgical industries. Its main use is not sugar refining or blast-furnace reduction.
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