
Based on the provided information and general knowledge, the safety of using antique silver-plated items is contingent on their physical condition.
Antique silver-plated serveware consists of a base metal that is coated with a top layer of silver. This differs from sterling silver, which is an alloy containing 92.5 percent pure silver. The safety concern for silver-plated pieces arises not from the silver itself, but from the potential exposure of the underlying base metal.
The safety of using these items for dining or serving depends on the integrity of the silver plating. If the silver layer is fully intact, with no chips, pitting, or wear, the item is generally considered safe for use with food. The silver provides a non-reactive barrier between the food and the base metal.
However, if the plating is worn, flaking, or damaged, the base metal can come into direct contact with food. Antique pieces may have base metals containing lead, nickel, or cadmium, which are not food-safe and can leach into food, particularly acidic foods. This poses a potential health risk. Therefore, any antique silver-plated item showing signs of wear should be reserved for decorative purposes only and not used for serving or eating.