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What 'type' the fire is. The right extinguisher must be used for any fire. Or, more importantly - it can be very dangerous to use the wrong type of extinguisher, such as one with water should never be used on an electrical fire.
You need to use a Class B extinguisher on flammable liquids.
Fire extinguisher
A class C fire extinguisher is used for electrical fires. A all purpose A, B, C extinguisher can also be used.
Yes. They are rated for the type of fire they can be used against, and the capacity of the extinguisher.
Only the type of fire that is highlighted
Read the label on the extinguisher.
Read the label on the extinguisher.
They can get very damaged and even broken if the fire extinguisher hits them
A class C fire is an electrical fire. A class C extinguisher is approved for electrical fires.
bismuth
Because mono ammonium phosphate itsself is a excellent fire retardant, that is very it is used in the DCP fire extinguisher.