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This post was last edited by zls1457 on 2016-4-28 08:11: http://bbs.hcbbs.com/static/image/hrline/1.gifhttp://bbs.hcbbs.com/static/image/hrline/1.gifhttp://bbs.hcbbs.com/static/image/hrline/1.gif【Daily Question】 April 28, 2016 – Hydrogenation section: Multiple-choice question. If the gas contains oil, then the furnace temperature will ( ). A. Increase B. Remain unchanged C. Decrease D. Unable to determine. A: http://bbs.hcbbs.com/static/image/hrline/1.gif http://bbs.hcbbs.com/static/image/hrline/1.gif http://bbs.hcbbs.com/static/image/hrline/1.gif Promotion of petrochemical-related activities: Notice regarding the “I’m Saving Energy, Where Are You?” event in the petrochemical area. http://bbs.hcbbs.com/thread-1579199-1-1.html This event offers awards in both textual and graphical categories. When there are over 200 entries, an additional grand prize will be awarded; the value of this prize is 600 Haichuan coins. If there are more than 300 entries, the grand prize value increases to 1000 Haichuan coins, and if there are 500 entries, it rises to 1500 Haichuan coins. First prize: 3 Haichuan commemorative water cups. Second prize: 5 winners, each receiving 120 Haichuan coins. Honorable mentions: several winners, each receiving 200 wealth points. There’s a surprise if you reply to this post – money will be given away! http://bbs.hcbbs.com/thread-1580356-1-1.html
Choose a, but why? Is the calorific value higher?