HomeRFPFF MCQ📢 Q. A portable dry chemical fire extinguisher discharges by _____. 📢 Q. A portable dry chemical fire extinguisher discharges by _____. Author Name : DG Shipping Date Sunday, February 19, 2023 Q. A portable dry chemical fire extinguisher discharges by _____. A. Gravity when the extinguisher is turned upside down B. Pressure from a small CO2 cartridge on the extinguisher C. Air pressure from the hand pump attached to the extinguisher D. Pressure from the reaction when water is mixed with the chemical << Previous Next >>
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