Repellent may be mildly poisonous or only offensive there by making food or living conditions unattractive for insects. They are used in a variety of ways e.g. poisons barriers for bags & termites, repellents on animals to prevent insect feeding of mosquito repellents & so on. These repellents can be classified, according to their chemical nature as inorganic compounds, organic compounds of plant origin and synthetic organic compounds. The most effective formulation is selected for the best results used in solid tablet form in conjunction with an electrical & electronic device for repelling the mosquitoes. The mat remains on the table in the room, it protects human bodies from mosquito without coming into direct contact of human body except while placing the mat on the heating plate. Thus there is no question of skin or other harms by it to human beings.
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