Stropsare usually made from leather and can be free-hanging, or fixed to a rigid backing. Often used in conjunction with abrasive compounds, strops are more often used to hone or deburr an edge (see Step 6 below) rather than being a full sharpening system. Honing Rods or Sharpening Steels...
These small growths of hardened skin are caused by a virus. They can be painful, especially when they develop on the bottom of your feet. Those are calledplantar warts. The most common way to catch them is by walking on a dirty, wet surface without shoes. If the virus touches your ski...