What is the biggest goal differential in an NHL game?

The most lopsided game score in NHL history (a "differential" refers to a ratio) is still Detroit Red Wings' 15-0 rout of New York Rangers at Detroit, 23 January 1944.

But in Riverside,Ca marked the worlds biggest goal differential when Chris and his Penguins put up 15 goals against Greg's Bruins in the first period.

Austin never had a chance. Scotty just sucks. Chris is obvious the best