Users of Internet communication services that are initially identified using separate identifiers can manage these network identities using a single, personal, unified set of account information managed by a registry service. The method includes receiving data from a sender. Movement of the closure to its second position permits routing of vapor from the vapor receiver, through the first inlet and out of the outlet of the control valve. Hence, the mated two die pieces or auxiliary die element is slidable along the shaft element for its partial engagement in a through-hole of the basic armrest unit, whereupon all the basic armrest unit and auxiliary die element may be directly placed in the working die area of lower and upper dies and subjected to foaming process. This portability allows the animal to be tested in its own habitat, that can reduce any erroneous data due to stressing the animal when removed to a test cage.