Periodic table of US metro areas over 2 million people [OC]Submitted by TheMapStack t3_yxu07h in dataisbeautiful
40for60 t1_iwri6ej wrote
Reply to comment by designateddroner2 in Periodic table of US metro areas over 2 million people [OC] by TheMapStack
Tc should be the 2 letter abbreviation, IMO, just like Au is for gold the letters don't have to be the first two letters. Mi = Michigan
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