It is well-known that mosquitoes of various types are found in our surroundings. Mosquito bites caused varied kinds of diseases and some of them are fatal. During the day time they hidden in dark places and come out dusk to attack human beans. Most of the people are in the habit of using some kind of spray or mosquito coils regularly to protect them from the mosquitoes menace. If you use this chemical without knowing harmful effects which is given in the user manual, it will have disastrous consequences. The formal fogging is a process by which vapour is generated by using a recommended chemical on a self motor, which is harmless to human beings.