Abstract: Anarchic fires accidents occurring in cracker industry causes significant damage not only to resources but also grave loss of human life. Even though, several safety forethoughts are carried out by these industries none of them are effective. The current survey shows us that the safety systems lack in real-time monitoring and early detection of fire threats caused during fire accidents .The fire-accident issues can be broadly classified into how the fire detection is made how fast fire data is processed and effective way of communication in case of fire. The solutions to this issue is wireless sensor networks can gather sensory data values, such as temperature and humidity from all points of a fields.