Class A fires (wood, paper, timber, etc) are extinguished by wetting the combustible material. This also prevents re-ignition. Foams that reduce the surface tension of water to increase penetrating power are best suited for Class A fires.
Use, Discharge, and Disposal of Firefighting Foam Products
Forexpan
Forexpan is a synthetic fire fighting foam concentrate specially formulated for Class A applications such...
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