Total dissolved solids - Wikipedia
https://en.wikipedia.org/wiki/Total_dissolved_solids
Total dissolved solids (TDS) is a measure of the dissolved combined content of all inorganic and organic substances present in a liquid in molecular, ionized, or micro-granular (colloidal sol) suspended form. TDS concentrations are often reported in parts per million (ppm).
Urban Dictionary: TDS
https://www.urbandictionary.com/define.php?term=TDS
TDS is the acronym for Trump Devotion Syndrome. It's characterized by a singular willingness to serve criminals with the surname "Trump." Secondary symptoms include the following...
Home - Welcome to TDS
https://portal.tds.net/
Home - Welcome to TDS - TDS's start experience including trending news, entertainment, sports, videos, personalized content, web searches, and much more.