There are certain barriers to effective communication that every organization faces. These potential interruptions of the flow of information are referred to as noise. Communicative problems (i.e., noise) can be categorized into three groups: technical, semantic, or efficacy-related.
Polarized vs Non-Polarized Aviator Sunglasses. For most people wearing polarized sunglasses it simply helps reduce glare off windows, ice or water; however, for pilots using polarized sunglasses there can be a number of serious problems.
Polarized sunglasses take advantage of one of these properties, known as polarization. Normally, a light source produces waves which go in all directions. When light is bounced from a surface like glass, water, or snow, the light waves polarize, meaning that they orient along an axis, which is usually horizontally.