Type B
A Class C fire extinguisher should be used for electrical fires.
A Class A fire extinguisher should be used specifically for wood fires.
Base of the flames.
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.
powder or foam :)
the kind that puts the freaking fire out
foam fire extinguisher or a fire retardant spray
Neither a gasoline or electrical fire should be put out by water. A gasoline fire should be put out by a fire extinguisher labeled A B C. An electrical fire should first have the power switched off. Then the fire extinguisher should be used.
Have it recharged by a service company
A fire extinguisher should be used to put out a fire safely in a laboratory. It is essential to know the type of fire extinguisher suitable for the specific type of fire, such as Class A, B, or C fires, to effectively extinguish the flames.
The bottom or base- where the fuel is located.
type B