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What is a Tree?
What trees are and how they grow. Also, how they provide sweeteners, vanilla, latex, and glue...
Picture: Trees, Credit: Getty Images
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1992: How the World Sounded the Year You Were Born—成人论坛 World Service Archive
The Silence of the Lambs, ballroom dancing, Toni Morison and how we use our voice
成人论坛 World Service Archive
This programme was restored as part of the World Service archive project
