The compounds made to kill

It's Royal Society of Chemistry podcast time again.

My grandfather served in the first world war, lying about his age in his eagerness to sign up and fight for his country. In later years, he told many tales of warfare in Belgium. But nothing held the same horror for him as the gas attacks. Though he never experienced them first hand, they remained the ultimate bogeymen of that terrible conflict.

The sulfur mustards were the final, most terrible agents of chemical warfare deployed in the first world war - and they are the subject of today's podcast. The evil compounds that most of us know inaccurately but potently as mustard gas.