Knife sharpening is the process of honing the edge of a knife to improve its cutting ability. This can be done using various tools, such as a sharpening stone, honing rod, or electric sharpener. Regular sharpening helps maintain the knife's performance and prolongs its lifespan. To sharpen a knife, the blade is typically drawn across a coarse surface to remove material and create a sharper edge. After achieving the desired sharpness, finer surfaces can be used for polishing. Proper technique is essential to avoid damaging the blade and to ensure an even edge, making tasks like food preparation easier and safer.