The picture hanger placement device compensates for the span between a picture hanger fastener and the lowermost portion of a picture hanger hook,. The match line is supplied with a charging current having a restricted current value smaller than a match line current flowing in a one-bit miss state in one entry, but larger than a match line current flowing in an all-bit match state in one entry. A handle 21 having a grip portion 20 and a control circuit board 22 are installed above the dust collecting chamber 19. Operation of a second portion of the plurality of rocket engines associated with the space vehicle is started after the flow of the gas begins traveling through the duct system to launch the space vehicle. After bagging the clothing item and depressing the foot pedal to retract the bagging pole from the first operative position to the second operative position, the clothing item may then be hung on crossbar of the hanging rack. An inert gas is injected adjacent to a refueling interface in order to displace oxygen in the fuel-air mixture and thereby reduce the ability of the fuel vapor to ignite upon occurrence of an ignition source such as lightning.