Fire extinguisher types. Pressurized cylinders containing a variety of materials for use in extinguishing fires. The origins of a fire determine the extinguisher to use. The extinguishers are colour-coded to aid correct use. From left,the types and the class of fires the extinguishers can be used on are: water (red,class A),foam (cream,class A and B),carbon dioxide (black,class B and electrical),powder (blue,class A,B,C and electrical),and wet chemical (yellow,class A and F). For more on fire extinguisher types,see C014/6961 to C014/6965 |