An ice resurfacer is a machine used to maintain the surface of ice rinks. It smooths out the ice by removing imperfections and applying a thin layer of water, which freezes to create a fresh, even surface. This process is essential for sports like hockey and figure skating, where a smooth ice surface is crucial for performance and safety. Typically, ice resurfacers are equipped with a large blade that shaves the ice and a water tank that distributes warm water. The machine is often seen at indoor and outdoor rinks, ensuring optimal conditions for both recreational and competitive activities on ice.