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#elementoftheday #periodictable #Caesium - http://bit.ly/1A23MYz Online Periodic Table - http://bit.ly/1vrT0wk Caesium is a soft, silvery white-gray metal that occurs in nature as cesium-133. The natural source yielding the greatest quantity of cesium is

on.fb.me/1sl4vGG

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Uploaded on January 11, 2015