A method and system are provided for locating specific text in a selection of text and ensuring that the specific text is rendered in the proper order relative to other text in the selection of text according to the text rendering rules of the language to which that text belongs. The materials having different properties. The transducer insonifies a particle and scattered waves are then received by the transducer\u2014now acting as a receiver. The toothbrushes are reorganized according to the determined color.