We are Jane Joyce, Sarah Lever, Clare Sims and Paul Weston from the engineering history educational charity Engineering Timelines. In this movie we explain how a photovoltaic cell works … using only our hands, a pen and paper, and the odd piece of toast! Oh, and there’s a penguin in there too. Want to know more about engineering stuff? Visit www.engineering-timelines.com
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Construction of a photovoltaic cell with cranberry juice, tincture of iodine, titanium dioxide, graphite.
