Zamboni’s are a vital asset of all sports on ice, especially hockey and figure skating. However, what do Zamboni’s really do? Zamboni is a brand, like calling a pop a Coke, or a bandage a Band-Aid.

Inside Minnesota’s hallowed ice arenas — we have more of them than any other state — slapshots and axels may wow crowds. But the mundane work of the ice-resurfacing machine can be just as mesmerizing.