A data transfer control system receives a command packet ORB transferred through a bus BUS1, and issues a command included in the ORB to a device connected with a bus BUS2 ATAPI). Arrangements are provided for injecting liquid oxygen or other oxidizer into the turbojet engine before the compressor section. The container has three individual sections; the upper section of container contains a tamper evident closure member at its lower most edge. The tensioner is preferably pinned in a state of minimum extension.