【Daily Question】2016 05 24 Hydrogenation Section Multiple-choice Question When determining the flash point of diesel, it is common to observe..

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【Daily Question】2016 05 24 Hydrogenation Section Multiple Choice Question: When determining the flash point of diesel, what is usually measured? B A: Upper limit of flash point; B: Lower limit of flash point; C: Autoignition temperature; D: Ignition temperature. Promotion of petrochemical-related activities: Notice regarding the large-scale event “I’m saving energy, where are you?” in the petrochemical area: http://bbs.hcbbs.com/thread-1579199-1-1.html. This event offers awards in both text and image categories. When there are over 200 entries, an additional grand prize will be awarded, worth 600 Haichuan coins; if there are more than 300 entries, the grand prize value increases to 1,000 Haichuan coins, and if there are 500 entries, it rises to 1,500 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 Haichuan coins. 1. Information on contests with prizes for specific topic categories: http://bbs.hcbbs.com/thread-1568416-1-1.html (Source: Haichuan Chemical Forum). 2. [Petrochemical Weekly] Issue No. 9, dated 2016-3-12 (Summary of recent petrochemical-related events): http://bbs.hcbbs.com/thread-1568615-1-1.html (Source: Haichuan Chemical Forum). 3. Summary of events under the “Haichuan Gratitude Season” [Petrochemical Section]: http://bbs.hcbbs.com/thread-1533218-1-1.html (Source: Haichuan Chemical Forum). 4. Summary of professional “basic knowledge” posts in the [Petrochemical Section] (Supported by the main forum; amazing prizes await you): http://bbs.hcbbs.com/thread-1557057-1-1.html (Source: Haichuan Chemical Forum)