September 17th, 2014
Episode 24 of 643 episodes
Bromine-based flame retardants are all over your home, but are they a health risk? Presenter Justin Rowlatt hears from the perennial Andrea Sella of University College London and speaks to chemicals industry analyst Laura Syrett of Industrial Minerals about why she thinks bromine may have been the victim of "chemophobia". And the BBC's Mark Lobel travels to the world's biggest source of bromine, the Dead Sea.