Commodities such as food grains, C pulses, extractions, spices, tobacco timber etc., which are major items IN THE export market, are highly susceptible to infestation from grain storage and transit. This infestation causes extensive damage. Also, the quarantine and regulatory requirements of various nations mandate a pest-free shipment. Fumigation (or the use of an enclosed space to kill pests) as a control technique is an indispensable requirement; lethal to all stages of development – eggs, larvae, pupa it not only kills live infestations, but helps to check the spread of unwanted pests from one country to another.