In the days before the invention of the zamboni, all that rink crews could do was flood the ice rink with water to fill in the ruts and freeze over before the next period. This was adequate for a regulation game. But if a playoff game went into single, double, or triple overtime, the ice could become a chopped, brutal mess.

Are you guys required to war helmets?

Lift your rag before going out keeps it from getting dirty.