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Do you mean because of the curvature of the blade of your kitchen knife it can't be honed even with diamond hones or are you saying ceramic blades in general can't be honed with diamond hones? If...

Nice! Thanks for the link too.

Chris L

Interesting.

I know nothing about ceramics other than the fact the Shaptons do a great job on steel. Depending on the ceramic composition, would it end up being something that would need to be...

Come to think of it, I believe I read the Aztecs did use obsidian for shaving. Bruce, you should be the first to give it a try. Post pics of course!;)

Chris L

I've seen quite a few glass knives in antique stores when I'm on the prowl. Typically they have chipped edges, but that's probably from neglect or misuse. Wouldn't a super thin razor edge made of...