As a class of antique, they have been made, used and collected for centuries.
Many families have one or more ceramic objects.
Bicentennial can be found on display in many a cupboard or hutch. In some cases, utilitarian stoneware crocks or jugs are still used for food storage and preparation. The more you can learn about the type of ceramic you own, its history and method of manufacture, its physical characteristics, and its type and method of decoration, the better chance you will have of preserving your heirloom. With careful maintenance and judicious use, ceramics can be enjoyed for many years and become a memorable legacy for future generations. They are not usually affected by temperature or relative humidity, and they do not fade or deteriorate in sunlight.