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How To Sharpen A Knife With A Coffee Cup [Video]


Ever been stuck with a blunt knife and a recalcitrant fruit or vegetable? It’s a recipe for disaster. Hah. So in the interests of science and as part of our continuing drive to help the public with globally vital issues, we’re pleased to present this short video tutorial.

Please feel free to pass on this tip to any of your friends and family you feel may be in need of such expert wisdom. We’re sure that one day they will realize just how important this information was, and give you the thanks you so richly deserve. Until then, revel in your mastery of the blade!


  • I never knew a knife could get that dull.

    • I’m a little embarassed that I had two such dull knives hanging around. :)

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