This unnecessary cognitive load is described as extraneous. Extraneous or irrelevant material is often excluded from the text. Eliminating extraneous stimuli helps the mind create meaning. It is suggested that they limit extraneous load and promote germane load. Cognitive load theory differentiates cognitive load into three types&colon; intrinsic, extraneous, and germane. However, a significant improvement in performance can often be achieved by removing extraneous functionality. Extraneous and ambient sounds are ignored since they do not match any stored sound profile. The center conductor is surrounded by plastic insulation, which helps filter out extraneous interference. Laws were enacted to prevent the inclusion of extraneous material in bills before the Senate. Nothing seems extraneous or out of place. In light of similar particles produced from extraneous sources, both Mosher et al. Paradoxically, the act is both extraneous and central to the drama which surrounds it. There are also deductions for each extraneous swinging of the cables during the routine. Chandler and Sweller introduced the concept of extraneous cognitive load. These riots involved five thousand military recruits who refused to comply with extraneous parade orders.