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In Their Element

Silicon - The World's Building Block

Duration: 27 minutes

on BBC World Service Europe and the Middle East

Available for over a year

Silicon forms more than a quarter of the earth's crust by weight. With oxygen it makes sand and it is essential to electronics. Dr Louisa Preston explores why silicon is so useful Show more

BBC World Service Europe and the Middle East

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This data is drawn from the data stream that informs BBC's iPlayer and Sounds. The information shows what was scheduled to be broadcast, meaning it was/is subject to change and may not be accurate. More