Some are more difficult to initiate a cut the graphs below show the cutting force vs displacement for a sharp edge (black) along with a dull edge many have experienced cutting with very thin knives that seem to cut even when dull.
50+ Why Does A Sharp Knife Cut Better Than A Dull Knife. , pocket knives, fruit knife. Otherwise, there'd be no point never sharpening anything.
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It does work, i have seen experiments done where a non cutting knife would cut after it was honed on a ceramic rod. You know that a sharp knife cuts better than a dull knife. 3 ways to test if a knife is sharp:
Why does a sharp knife cut object more effectively than a blunt knife ?
Check out her website for more cooking stories. Does a serrated edge produce a finer, sharper, easier, smoother. Several cuts are required where one or two would do. What it means is that through which begs the question: