Methanol Daily Question 2019.4.9
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The reason why it is required to shut off the vent gas before converting the synthesis system into syngas is ( ). A. Prevent the system from overpressuring. B. Prevent a sudden drop in system pressure. C. Prevent the catalyst from overheating. D. Prevent the catalyst from cooling down. B
B. Prevent a sudden drop in system pressure
The reason why the vent gas needs to be shut off before the synthesis system is switched to syngas is ( B ). A. Prevent the system from overpressuring B. Prevent a sudden drop in system pressure C. Prevent the catalyst from overheating D. Prevent the catalyst from cooling down