The present invention is directed to systems and methods for detecting unsolicited and threatening communications and communicating threat information related thereto. In one aspect of the invention, within an object-based computing system, a method for creating an object reference that is associated with a local-only servant object includes implementing a first base class to create a first object that represents the object reference, and obtaining a local-only create closure. In one embodiment, the first and the second metal oxide powders are both zinc oxide.