Device comprising magnetizable particles

Abstract

A device includes a receptacle, a substance contained in the receptacle, and a plurality of particles contained in the receptacle. The plurality of particles may include at least one of magnetizable particles mixed with the substance and magnetizable particles coated with the substance. The device may also include a limiter element configured to limit egress, from a portion of the device, of at least a portion of at least one of the substance and the at least one of magnetizable particles mixed with the substance and magnetizable particles coated with the substance. In addition, the device may be provided with at least one of a magnetic element and a magnetizable element configured to generate a magnetic field for interacting with the particles in the receptacle.

Dependencies are inferred from the claim text.