【Daily Question】Catalytic Cracking, Coking, and Reforming Version 20170125

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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 3 Wealth ； Correct answer: Reward of 8 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 3-5 wealth points. This post is valid for 48 hours. http://bbs.hcbbs.com/static/image/hrline/4.gif Fill-in-the-blank question (Catalysis section): Catalysts at high temperatures are prone to undergoing ( ) when exposed to water vapor. Thermal collapse and aging: http://bbs.hcbbs.com/static/image/hrline/4.gif. The petrochemical sector – innovative ideas for energy savings through creative thinking: http://bbs.hcbbs.com/thread-1666758-1-1.html. Xiaomi phones are waiting for you to claim them. A thread on the “Petrochemical Section” where chemical technology-related materials can be shared: http://bbs.hcbbs.com/thread-1654603-1-1.html. Many prizes are waiting for you to win