Try this science experiment with children over the course of several days. Fill up 4 vases with different coloured water and put 1 white carnation in each one. Watch the flowers over the next four days change to the colour of the water.
Ephron might be framing her complaint around street safety, the author fakes a pass, and pivots to… the “Day Glo cobalt blue” color of Citi Bike, and its pollution of our visual environment. Description from I searched for this on