When does a garment qualify as “dirty enough” to be chucked in the wash? One wear? Once it starts getting a little stinky? Or does it depend on the item of clothing? Our frequent washing habits have only developed over the last couple hundred years with the ease of washing machines and dryers. Before then, people hardly used to remove or wash their clothes!

Alessandra Sutti, Associate Professor at the Institute for Frontier Materials at Deakin University, joined us this morning to discuss how often we should really be washing our clothes.