Fire is sometimes the most dangerous thing in the world. If buildings or shopping complex or offices catch fire it will cause lost of human lives and money. Fire safety is an important issue in every field .Some electric shortage can cause fire and the whole building will catch fire. So in order to avoid losses due to fire it is important to have safety measures all places where there is chance to catch fire. Afff fire extinguishers are used to stop the fire .Usually portable afff fire extinguishers are used to stop small fire. If the fire is out of control we cannot use afff fire extinguishers. Afff fire extinguishers are usually operated by human hand. Some afff fire extinguishers use nitrogen while some other uses air or water. Afff fire extinguishers will be placed in several places of the building or shopping complexes so that whenever a fire starts we can stop it suddenly to avoid further loss. The extinguisher must be checked regularly so that it must work at the time of fire.