【Daily Question No. 46】April 14, 2017

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The purpose of using steam to drive out air is to eliminate the air within the equipment, thereby reducing the oxygen content in the gases inside it and ensuring full operational capacity. Correct answer: ≯0.5% http://bbs.hcbbs.com/static/image/hrline/4.gif Petrochemical sector – “Creative Ideas for Energy Savings” campaign (sponsors sought; highest returns ever) http://bbs.hcbbs.com/thread-1666758-1-1.html Sponsors are being sought for this campaign; those interested can contact the campaign coordinator. Petrochemical processing section – Photo sharing event on 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. “Petroleum and Chemicals Section”: Notice regarding the collection of chemical industry-related technical materials: http://bbs.hcbbs.com/thread-1614796-1-1.html. http://bbs.hcbbs.com/hcdown/data/attachment/forum/201704/07/123053embbjkok61hz6vvz.jpg.thumb.jpg. [Haixin Chemical Cup ★ Spring has arrived in Haichuan Chemical Industry] 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