Spit and Polish - a podcast by Dr Chris Smith

How does spit make your shoes so shiny? A good polish needs more than just elbow grease, it needs your saliva too! We find out in this Question of the Week, and ask if it's possible to build a suit that lets you dance like a ballerina? Like this podcast? Please help us by supporting the Naked Scientists

Further episodes of Question of the Week, from the Naked Scientists

Further podcasts by Dr Chris Smith

Website of Dr Chris Smith