This product is not designed for use on soft metals such as Aluminum or Pewter. Soft metals or delicate ware items should be washed using an appropriate metal safe detergent. This product is for use in capsule feeder dispenser only. DO NOT use this product in conventional water-filled reservoir systems. Remove the cover from the capsule and turn it over, placing it in the dispenser screen side down. DO NOT REMOVE SCREEN CAP FROM THE CAPSULE. Remove and replace capsule when completely empty by turning screen side up and using cover from new capsule to close empty capsule. Wash hands thoroughly after handling product. Consult your Service representative for specific information on use of this product in your application.