Question of the Week, from the Naked Scientists
Question of the Week, from the Naked Scientists
Dr Chris Smith
Is green snot better than yellow?
4 minutes Posted Feb 9, 2014 at 4:00 pm.
0:00
4:07
Download MP3
Show notes
Does the colour of your snot signify the severity or stage of your cold? Like this podcast? Please help us by supporting the Naked Scientists