OBSERVING CURVES
Dear HIW,
Thank you for your magazine, which I read with great enjoyment every month. I do think you missed something within your pages in issue 172 when you answered the question: Why were some swords constructed with a curved blade? Most handheld blades are curved. Surgeons’ scalpels, kitchen knives, garden secateurs and even my log-splitting maul have a curved leading edge. Curved blades cut better than straight ones. The force behind the blade is applied to a smaller target area, where