You've Got Something Between Your Teeth... Um, Still There

NPR has an interesting piece on civil engineering professor and author Henry Petroski and his new book The Toothpick, which chronicles the history of the device. Fun facts: Neanderthals used them; in ancient Rome, Nero showed up at a banquet sucking on a silver one; at least one Japanese manufacturer is so guarded with its trade secrets that it does not allow visitors to its factory. [via Boing Boing]

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