Despite several decades of Sport for All policies, opportunities for sports participation are still unequally divided, with certain socially disadvantaged groups having less access to sports. To reduce this gap, structural efforts are needed. A question that arises is what role nonprofit sports clubs …

In this study, we experimentally investigated the material flows of coloured dyes in coalescing small inkjet printed droplets of different volume ratios. With two differently coloured dyes, one in each droplet, we were able to distinguish the time-resolved contributions in dye transport across the coalescence …