What is frozen ball?

A frozen ball refers to a ball that has been subjected to extremely low temperatures, typically achieved through freezing processes. This can be used in various contexts, such as in sports like hockey, where a puck may be frozen to ensure better performance on the ice. Additionally, in scientific experiments, a frozen ball might refer to a sample that has been frozen for preservation or analysis. The term can also be metaphorically used in casual language to describe something that is exceptionally cold.