An apparatus is provided including a camera; and a processing circuitry configured to: capture an image of a scanning device by using the camera; and output a first scannable item based on the captured image of the scanning device. The storage tank includes a plurality of liquefied gas storage tanks received in a plurality of spaces defined in a hull of the marine structure by a cofferdam and arranged in two rows. A support member for printed material is connected to the panel and extends at an angle therefrom. The basic anti-inflammatory analgesic has the acid dissociation constant of 7 or more. The apparatus can be utilised on subjects who, for various reasons, are unable to initiate coughing themselves at the time, and results in the effective clearing of fluid and debris within small airways in the lungs which cannot be reached by intrusive suction clearing.