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Coffee Mug Knife Sharpener

Posted: Mon Nov 15, 2010 4:05 am
by Readymom
Coffee Mug Knife Sharpener

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The coffee mug knife sharpener
http://www.backwoodshome.com/articles2/cantrell105.html

By Michael Cantrell

Image You already have an excellent sharpener in your cupboard. The humble ceramic coffee cup. You see, ceramic coffee cups are made out of exactly the same stuff that ceramic sharpening stones are made of—ceramic. Most of the surface of a ceramic mug is glazed to protect it, but when they put the mugs in the kiln to bake on the glaze, the ring on the bottom, where the cup sits on the rack, remains unglazed, leaving the abrasive material exposed. So turn your cup over and, voila, ring-shaped, medium-grit ceramic sharpening stone. ---CONTINUED---