In front of the Museo do Afrobrasil in Ibirapuera Park, São Paulo, there is a five tier coloured recycling receptacle with a choice of glass (green), paper (blue), metals (yellow), plastics (red), and organics (brown) bins. The letters of some of the labels have peeled off due to age or wear leaving users to their own imagination, or the guidance of the drawings that are part of the label. The…