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Supporting Content

• How to Guide: A Makeshift Tear-Gas Mask

  Image courtesy of V&A - Illustrated by Marwan Kaabour, at Barnbrook

  Duration: 2:51

• Mark Thomas on the power of confetti as a tool of protest

  Photograph: Idil Sukan

  Duration: 1:00

• The 'national identity’ of Bentley V8 engines

  Acoustic engineers explain how they tune engines to appeal to different national markets.

  Duration: 1:42

• The culture and meaning of Russian criminals’ tattoos

  Damon Murray explains the dangers of using an image if you don't understand its meaning.

  Duration: 1:53
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