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Sweden's Museum of Failure celebrates products that flopped

Green Heinz ketchup? Fat-free Pringles? Colgate frozen lasagna? You don't need to be an expert to know these products weren't successful.

Which is why these creations, with dozens of others, feature in the new Museum of Failure , a wacky parade of rejected products from years gone by set up in the Swedish town of Helsingborg.

It's the brainchild of 43-year-old curator and clinical psychologist Samuel West. The idea came to him while on holiday and he quickly purchased the internet domain name. West later realized he'd accidentally misspelled "museum" — a sure sign the project would succeed.

"We know that 80 to 90 percent of innovation projects, they...