Be mine, calamine

When I was young, should you get sunburned (and we often did because we didn't have sunblock) the answer was to swathe the painful red bits in soothing pink calamine lotion. The active ingredient in this was zinc oxide - and that's the subject of my latest podcast for the Royal Society of Chemistry.

Slap on the sun protection and hurry over to the RSC compounds site to see more on this useful inorganic compound. If you'd like to listen straight away, just click here.