re coloured puck was changes not noted yet in article apr bnr ca dwarf bcarh bnr ca w jim jordan says the precedent was set by the wha in their first season they used a red puck for exhibition games and a blue one for the regular season thankfully they abandoned it in favour of black before the next season began one reason that the wha abandoned the blue puck was the fact that it crumbled very quickly during play the blue dye that was used somehow affected the vulcanized rubber of the puck decreasing its cohesiveness terry u uicvm uic edu
