The blades of cutting and stabbing tools (knives, cutters, scissors, saws, etc.) are sharply sharpened. Their sharp edges

The blades of cutting and stabbing tools (knives, cutters, scissors, saws, etc.) are sharply sharpened. Their sharp edges have a small area of contact with the work surface. Why is it easier to work with a sharpened tool than with a blunt one?

Because the smaller the footprint, the more pressure the tool produces.

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