A drop or hard blow may cause the product to break or become damaged, causing later breakage without apparent reason. Most pieces are microwave safe. Because it is impact-resistant, it may break into many small pieces.
Misuse can cause breakage.
Do not use on top of stove, under a broiler or under a browning unit in a microwave oven. Do not use sugar bowl cover in any oven. Do not add liquid to a hot dish, place hot dish on a wet or cool surface or handle with a wet cloth. Do not use chipped or cracked ware. Cleaning Corelle is dishwasher safe.