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.
Always choose polarized sunglasses that block out 99 - 100% of UVA and UVB radiation to ensure you're protected. Sunglasses that do not provide UV protection can cause more damage to your pupils because they dilate when the light is blocked, exposing your eyes to more harmful rays than without sunglasses.