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Why are children so snotty?
Dr Cerri Harrop is a biochemist and 鈥榮not expert鈥�. She told 5 Live鈥檚 Rachel Burden and Chris Warburton why children get so snotty and if it鈥檚 ever OK for them to eat it!
This clip is originally from 5 Live Breakfast on Wednesday 2 October 2019.
Duration:
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