Answer:
(C) Blue circle
Explanation:
Class C fire extinguisher
The fire of Class C require an agent , which can extinguish the fire , so , Class C extinguisher is used to extinguish the fire ,
By , breading the element that feeds the fire , i.e. , heat , fuel and oxygen .
The fire can be extinguished by using carbon dioxide which will remove the oxygen .
The fire dies as soon as the oxygen supplied is cut down .
The fire extinguisher of class C contains , potassium chloride , mono ammonium phosphate, potassium bicarbonate, potassium chloride, all of which readily puts off the class C fire .
The pictogram of the Class C fire extinguisher is a Blue circle .
