Only the type of fire that is highlighted
The extinguisher removes one of 3 things that the fire needs to burn:heatairfuel
These are typically smaller in design. They also do not store as much.
a stove fire
The cost of servicing a fire extinguisher depends on the type and size of the extinguisher, and on where in the world you are located.
Cables that provide circuit integrity at specified conditions, example 3 Hour are called Fire rated cables. Cables that restrict spreading of fire are fire retarded / flame retarded cables.
The fire retardant is known as neoprene. This is a known, identified and registered flame retardant. It is said that one cigarette with the retardant is more deadly than 5 non-neoprene cartons of cigarettes smoked at once. It's better to just use nicorette gum.
Fortunately you can purchase fire retardant spray from many stores. For online purchases, Amazon carries several fire retardant sprays. Also, stores such as Home Depot and Sears carry such sprays.
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.
At tier one, the automatic fire extinguisher consumable costs you 500 credits.The cost will go up by 150 credits per tier.
There are many local stores where you can purchase a fire extinguisher for a boat buy you can also purchase one on Amazon.
A typical restaurant would require at least one Type ABC fire extinguisher plus a Type K fire extinguisher near the kitchen (for grease and fryer fires).