A method of provisioning a subordinate trusted security zone in a processor having a trusted security zone. Extent of degeneration is determined based on the NMR spectroscopy. Tearing means are also provided to facilitate detachment of the contaminants from the surface of the containers. The plug-and-socket connection device comprises a socket and a plug, which can be mounted on the vehicle trailer or on the towing vehicle connecting position and a inoperative position.