C. R. "Chuck" Downing shared - Authors Bureau ECN: Speak with a favorite author by phone

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C. R. "Chuck" Downing shared: 8/1/2017 1:05:07 AM

#SciFact Mercury is the only liquid metal & 1 of 2 liquid elements at room temperatures. @SherryFrazier https://t.co/GvHH7Qk8GC
— C.R. Downing (@CRDowningAuthor) August 1, 2017