There have been several letters published recently mentioning Trump Derangement Syndrome (TDS). While there are varied opinions on what it is and who suffers from it, the one true definition came from ...

TDS.PR.V Company Profile Telephone and Data Systems, Inc., a telecommunications company, provides communications services to consumer, business, and government in the United States. It operates ...

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This time, my focus is on a cheap TDS meter. TDS meters are small hand-held devices used to indicate the Total Dissolved Solids in a solution, usually water. Since dissolved ionized solids (such as ...