... same features as the6% Aqueous Film-Foaming Foam Fire Extinguishing Agent, it is only can used 3%AFFF and mixed 97% water ... solid fire.Free from pollution to the environment and secondary pollution.It can be 100% biodegradable, does not leave stains.Won' ... soluble inflammable,and combustible liquid fire, and solid fire ,such as the wood fire. It aslo can prevent the fire streching. It is popularly used ...