Safety Technology Exchange Edition: Daily Question (2016.7.17)
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1. The three elements of combustion do not include ____. A. Flammable materials B. Oxidizers C. Ignition sources D. Fire extinguishing agents 2. ____ is a fire extinguishing method in which fire extinguishing agents such as water, which have cooling and heat-absorbing properties, are sprayed directly on the burning object in order to reduce the heat of the burning material. A. Fire extinguishing by suffocation B. Fire extinguishing by isolation C. Fire extinguishing by cooling D. Fire extinguishing by suppression D;C
1.D. Fire extinguishing agents； 2.C. Fire extinguishing by cooling method
This post was last edited by ylb913 on 2016-7-17 at 12:23. 1. The three elements of combustion do not include (D). A. Flammable materials B. Oxidizers C. Ignition sources D. Fire extinguishing agents 2. (C) is a fire extinguishing method in which fire extinguishing agents such as water, which have cooling and heat-absorbing properties, are sprayed directly on the burning object in order to reduce the heat of the burning material. A. Fire extinguishing by suffocation B. Fire extinguishing by isolation C. Fire extinguishing by cooling D. Fire extinguishing by inhibition —— Changed after being advised to review the question correctly.