Most of the people have never encountered a fire before, so they do not really know the procedure they should follow when they face a fire. Some people may have a little of knowledge of fire but a lot of time it's only correct partially. As a result, people may ignore some important signals of fire and therefore lose their perfect timing to escape. When you hear the fire alarm, people yelling for help, smell some irritating scent or noticing smokes, you may already facing the threat of fire.