Modern incarnations are typically highly ornamental and may include special shelving designed for tasks not related to cooling, such as wine bottle storage.
It is very important in detecting contaminants in drinking water, cooling water, water used in semiconductor manufacturing, and water for pharmaceutical use.
Chances of superheating can increase with repeated heating and cooling cycles of an undisturbed container, like when a forgotten coffee cup is re-heated without being removed from a microwave oven.