Dry gas recovery – Sewage stripper version: Question of the Day, 9/21
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Multiple-choice question: What should be done when a gas pipeline or equipment catches fire? A. First, reduce the gas pressure, but it must not drop below 100 PA; do not close the valves or seal the water seal immediately, as this could cause a backfire explosion ； B. When a gas pipeline with a diameter of less than 100 mm catches fire, the gas valve can be closed directly to extinguish the fire ； C. Introduce a large amount of steam to extinguish the fire ； D. When the fire has basically gone out, steam should continue to be supplied; only then can the valve be closed and the water seal sealed. ABCD
D. When the fire has basically gone out, steam should continue to be supplied; only then can the valve be closed and the water seal sealed.