After use, clean the surface with a brush to remove any metal particle residue
CAUTION
Do not use a whetstone to sharpen serrated blades or scissors. To avoid knife damage, sharpen it by employing light pressure. Use the entire surface of the stone. so as to maintain evenness during sharpening. Avoid letting the whetstone fall or other similar impacts. Being associated to the use of knives, keep the whetstone out of the reach of children.