DID U KNOW…In 1961, business manager of Chicago’s Journeymen Plumbers Local Union, Stephen Bailey, received permission to turn the Chicago River green for St. Patrick’s Day.

Due to uncertainties about the amount of dye it would take to turn the river green, a massive 100 lbs of vegetable dye was used in comparison to the 25 lbs used today. The Chicago River stayed green for a full week.

NOW U KNOW