Today's expert is a very practical one, it's all about the science of doing laundry.
If you'd like to know more about the different ways to approach this everyday task, we've got Emeritus Professor Raechel Laing with us. She's an expert in clothing and materials in human health and performance.
If you have any questions for her please text 2101 or email jesse@rnz.co.nz.
Photo: 123RF
