PROBLEM TO BE SOLVED: To provide a technique which can perform gas fumigation easily and safely compared to a prior art.SOLUTION: A mobile fumigation vehicle is equipped with: a fumigation chamber (fumigation treatment space) 2 which has an opening 1 for carrying-in of an object sample such as a cultural property or the like, and can maintain the interior thereof in a closed state by closing the opening 1; and a vehicle container 3 which is configured integrally to a vehicle (truck), and in which the fumigation chamber 2 is located. A temperature sensor is provided on an internal surface (in the fumigation chamber 2) on the front side (operation room 15 side) of the fumigation chamber 2, whereby a temperature in the fumigation chamber 2 can be measured. Further, the vehicle container 3 is equipped with an air conditioner, whereby a temperature in the fumigation chamber 2 can be adjusted.SELECTED DRAWING: Figure 6
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