Always test product in an inconspicuous area to be cleaned for colorfastness. Wear Rubber gloves when handling RUST ERASER. Apply RUST ERASER to a cotton swab or other clean applicator taking precautions not to contact skin. Apply the cleaner to the rust stain by dabbing with your applicator. Do not rub the cleaner into surface being cleaned. Allow RUST ERASER to remain on the stain. When the stain disappears, rinse thoroughly with a mild detergent solution. Blot the area with a clean, white absorbent cloth. Rinse the area with clean water and blot with a clean white cloth again. Dispose of applicator and blotting materials according to local regulations. DO NOT DILUTE THIS PRODUCT.