Equations That Changed the World 12 oz Steel Bottle Archaeology Fill this flask with piping

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Equations That Changed the World 12 oz Steel Bottle Archaeology Fill this flask with pipingFeaturing some of the most important, groundbreaking equations our world has known, this bottle is the perfect companion for those late night study sessions. It also makes the perfect gift for your favorite professor or mathematician! With a textured design for a unique tactile experience, this flask will keep your drink hot or cold until you're ready to enjoy it.