Abstract: An apparatus is provided wherein an organization includes a lower container of a trapezoidal cross-sectional configuration accommodating a lid defined by a further trapezoidal cross-sectional configuration, wherein the lid is complementarily received upon the container and includes a pivoted entrance door, as well as a handle mounted on the lid receivable within a recessed cavity to permit vertical stacking of containers and lids. Each lid includes plural pairs of "L" shaped brackets to align and position a container thereon. A modification of the invention includes a disposable intermediate lid plate positioned between the lid and the container to receive disposed components of a lesser volume to minimize cleaning and maintenance of the container during use.

Abstract: A switch having gold-plated contacts on which is formed a gold-mercury amalgam, at least the contacts being immersed in a totally fluorinated hydrocarbon fluid.