Did you know NASA uses pistol shrimps to help its astronauts shave in space? We hope not, because we just made that up! Subscribe to Alltime Numbers: http://bit.ly/1fjuLEn --------------- Video en...
215 viewsHistory Of Swords : Ancient Killing Weapon - History Documentary A sword is a blade weapon used primarily for cutting or thrusting. The precise definition of the term varies with the historical...
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