Which of the following extinguishers would not be suitable for a fire containing oil-based paints, solvents, alcohols, and lacquers?
b. carbon dioxide
c. potassium chloride
d. wet chemical
Solution | Posted 07/28/20
d. Wet Chemical. Oil-based paints, solvents, and lacquers comprise a Class B type fire (see FPH p17-71 for more reading). All of the listed extinguisher types cover Class B fires with exception to wet chemical, which are intended for Class K fires involving cooking hazards.
For further reading, see FPH p17-73 Table 17.5.1 for summaries of extinguisher characteristics.
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