To decay is also to transform. Rusting metal is the visible traces of passing time, as the oxidation process accumulates dampness in our atmosphere and imprints it as unpredictable patterns onto hard iron and steel. Working in construction for a year now, Kensho Nakamura sees rust all the time, clambering up ageing chunks of material. Normally discarded as waste, Nakamura began discerning beauty in the phenomenon, organically spiralling around and consuming some of the very hardest of manufactur…