【Daily Question】Sulfur Technical Version 20170814

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To increase the popularity of this section, a daily quiz activity has been launched. The purpose of this activity is: “Learn a little bit every day, and make significant progress over ten days.” I hope everyone will participate actively; by learning and making progress, they can also easily bring wealth home :) . Participation: Prize of 5 Wealth ； Correct answer: Reward of 10 wealth points ； Note: Questions from the same day will receive full feedback if answered on the same day; answers given the next day will earn 5-8 wealth points. This post is valid for 48 hours. Multiple-choice question: Which of the following is NOT one of the functions of a sulfur-sealing tank? (　　) A. To prevent gas from entering the sulfur tank through the liquid sulfur line. B. To protect the fan. C. To avoid pressure buildup in the upstream equipment. D. To increase the operating pressure. Answer: D. Petrochemical sector – Innovative ideas for energy savings: “Creative Thinking” campaign (the second phase is currently in progress). http://bbs.hcbbs.com/thread-1666758-1-1.html. 2017: Coal chemical industry – “My technical improvements”. http://bbs.hcbbs.com/thread-1786290-1-1.html. [Daily question] Sulfur technology section – Summary post for 2017. http://bbs.hcbbs.com/thread-1811578-1-1.html