Life is almost uncertain of risks and dangers; hence it is always fine to be cautious in all forms. Whenever the house or any buildings get the risk of fire the use of co2 fire extinguishers would be more useful to save hundreds of lives. These life saving instruments are must in all houses and work places. There were many drastic losses of lives were occurred because of lack of fire extinguishers. The timely use of these apparatus can save lots of humans. Each and every building has to be checked for this life saving instruments to avoid the loss of precious lives in this world.