Wash with dish detergent before first usage.Do not touch the blade.Use on a flat surface.Terpene contained in citrus fruit peel and oils can cause deterioration.Do not use on frozen foods or other hard items.Do not use in freezer.Do not use a scrub brush or polishing powder with this product.Do not wash with dishwashers or dish dryers.Do not leave the product with salt attached.Do not swing or throw the product.Use and keep out of reach of infants.Immediately discontinue use if the product becomes deformed or damaged.Keep away from fire and other sources of heat.Do not use this product for purposes other than its intended purposes.