【Daily Question No. 40】April 7, 2017

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This post was last edited by LQ198619 on 2017-4-7 09:41. The coefficient of thermal expansion of liquefied gas is ( ) times that of water. A、15 B、10 C、20 Correct Answer: B. Petrochemical Zone – An innovative event aimed at energy savings; sponsors are being sought (highest returns ever). http://bbs.hcbbs.com/thread-1666758-1-1.html. Sponsors are welcome to get in touch with the event organizer. The Petrochemical Deep Processing section – an event for sharing pictures of chemical equipment has started! A vast amount of wealth, as well as Haichuan coins, are waiting for you to claim them: http://bbs.hcbbs.com/thread-1760733-1-1.html. Notice regarding the collection of chemical industry-related technical materials in the “Petroleum and Chemicals Section”: http://bbs.hcbbs.com/thread-1614796-1-1.html. [Haixin Chemical Cup ★ Spring has arrived for Haichuan Chemicals] Summary post of the 2017 scenic views sharing event (you can take a look at the local scenery posted by users from various places in your free time): http://bbs.hcbbs.com/thread-1766484-1-1.html