Which of the following coke has the least percentage of ash ?
Correct answer: A. Petroleum coke
- A. Petroleum coke
- B. Beehive coke
- C. Foundry coke
- D. Metallurgical coke
Explanation
Petroleum coke is produced from heavy petroleum fractions and generally contains very little mineral matter, so its ash percentage is lowest. Beehive, foundry, and metallurgical cokes retain more ash from the original coal and its processing.
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