The 50 Worst Inventions

From the zany to the dangerous to the just plain dumb, here is TIME's list (in no particular order) of some of the world's bright ideas that just didn't work out

Vio

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Vio

Coke calls it the world's first "vibrancy drink." That's a really, really lame euphemism to get around the fact that Vio is carbonated flavored milk. The beverage giant rolled out bottles of the stuff in 2009 to test markets including New York. Shockingly, it failed to find broad appeal (although Coke is still producing it in limited quantities).

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