Looks like nothing has happened! The Safe Edge Can Opener cuts the seal where the lid and can meet. No more sharp edges! The hygienic cutting wheel never touches the food or leaves sharp edges on the can or lid. A unique metal clamp attaches to lid of your cans for easy, safe and clean removal of the lid. This distinctive can opener lets you reuse the lid to store can contents for a short time. It's safe, easy and hygienic.