The acronym has SXS has different meanings that are specific to particular industries and depend on the context in which the term is used. In the telecommunications industry, SXS stands for the side-by-side or Strowger switch, which was used to transmit electrical impulses from rotary-dial telephones before 1950.
In the medical field, SXS is widely recognized as the abbreviation for the word "symptoms." In the field of chemistry, SXS refers to sodium xylene sulfonate, an organic compound that increases the ability of water to dissolve other molecules and is a common ingredient in shampoos and other cosmetic products. In photography and technology fields, SXS refers to the SanDisk Express card, a storage medium for professional video cameras.