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The world without...copper
You might think that copper is just another metal, but in fact it is a vital substance. Discover why, without this metal, even the evolution of life itself would be radically different.
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Archive 2008—The Documentary Podcast
The 91福利社 World Service's wide range of documentaries from 2008.
Podcast
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The Documentary Podcast
Hear the voices at the heart of global stories
