Element
Element : tin (white) Symbol : sn Atomic no. : 50 Melting Point (deg c) : 231.93 Boiling Point (deg c) : 2602 Discoverer : prehistoric .. More >>
Fact
Though it goes to 10, 9 is estimated to be the point of total tectonic destruction from an earthquake (2 is the smallest that can be felt unaided.) .. More >>