Feature Benefits and Disadvantages of Dry Powder Fire 

POWDER = P+O+W+D+E+R +

P = dry powder is made up of Particles

O = Open spaces are ideal for the use of the dry powder.

W = Weight is heavy. This is disadvantageous. 

E = Eye can not see properly because of the fog made by the powder. It is not advised for the closed spaces and offices.

R= Right alternative if the principal extinguisher A, B or C is not available.