Ep 12 - Why do we have earwax?

We could also ask, what does earwax have in common with snot and why do we have them? Featuring children from Ballyboy National School in Co. Offaly and Biologist Kiri Spanowicz<p>See <a href="https://omnystudio.com/listener">omnystudio.com/listener</a> for privacy information.</p>