A knife block is a storage device for knives. It has small rectangle spaces to fill in the knives. Most knife blocks are made of wood. This technology is efficient because you can identify blades quickly but has some cons. For example, ordinary knife blocks are dulling your blades each time the sliding process takes place. It takes about 70 slides for the blade to lose its edge. A self-sharpening knife block is the type of technology that increases the degree of sharpness every time you slide out your blade to use it. This helps blades maintain their quality for longer. So, how does it work?…