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The battery: One of the world's greatest inventions?
Ever since Alessandro Volta created the first true version in 1800, the battery has been on a slow but steady rise to fame - powering revolution after revolution - literally. But, can this unsung hero overcome questions about its environmental footprint and play a big role in saving our planet?
Animation: Andrea Concha and Le贸n Moh-Cah
Narration and script: Howard Timberlake