Kate Humble and Mark Benton are on the sofa and Diarmuid Gavin is in Kew to find out more about the Healing Giant. Plus, the team look at fire safety and combustion. Show more
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Kate Humble and Mark Benton are on the sofa and Diarmuid Gavin is in Kew to find out more about the Healing Giant. Plus, the team look at fire safety and combustion. Show more
BBC One
