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This post was last edited by liuquan1100 on 2017-5-5 06:05. [Daily Question No. 125] On May 5, 2017, during the shutdown of the hydrocracking unit, what should be done with the residue at the bottom of the distillation column? A. Discharge it on-site B. Send it to the sludge oil system C. Send it to the wastewater system D. Store it in a container. The reference answer can be seen after responding; points will be awarded if the key points are answered correctly. (Unless otherwise specified, all questions and answers are based on hydrogenation units.) ) B rating criteria: 2 Wealth points for incorrect responses; *incomplete* answers earn 3–8 points. 10 Wealth points are given for correct answers accompanied by detailed explanations, while responses that are correct but lack sufficient details earn 15–20 Wealth points. Please use these criteria for scoring. 2017 Q&A Summary Thread (updates starting now) http://bbs.hcbbs.com/thread-1657793-1-1.html 2017 Daily Question Summary Thread (updates starting now) http://bbs.hcbbs.com/thread-1657794-1-1.html 2016 Q&A Summary Thread (updates completed) http://bbs.hcbbs.com/thread-1597792-1-1.html
During the shutdown of hydrocracking, the residue at the bottom of the distillation system columns should (B) A. be discharged on-site B. be sent to the sludge oil system C. be sent to the wastewater system D. be stored in containers