What do the chemical signatures of deadly nerve agents tell us about their origins? – Science Weekly podcast

By: Presented by Ian Sample and produced by Sandra Ferrari | What do the chemical signatures of deadly nerve agents tell us about their origins? – Science Weekly podcast | Neuroscience | The Guardian

Ian Sample talks to two fellow Guardian reporters and a professor of environmental toxicology about the Salisbury spy poisoning

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Last week, the city of Salisbury was thrust into the spotlight when two people were found in critical condition in a local park. Details began to emerge that the man, in his late sixties, was a former Russian spy. The woman found in a comatose state beside him, his daughter. Speculation mounted that they were poisoned, but by what? And by whom?

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