Zinc or swim

Just when you thought it was safe to venture into podcast waters, here comes another chemical element in the Royal Society of Chemistry's series Chemistry in its Element.

Zinc's a real hero in wimp's clothing. It sounds dull (if clearly metallic - this must be one of the few onomatopoeic element names)... but you wouldn't want to be without it. But you can find out for yourself by listening to my podcast either by clicking this link or by selecting Zinc from the widget below.