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How much caffeine in coffee?

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Published on Jul 17, 2012

In our first video about caffeine, Dr Rob Stockman extracts the molecule from six cups of coffee. Video also features Professor Martyn Poliakoff and Dr Samantha Tang.

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More on caffeine soon...

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From the School of Chemistry at The University of Nottingham: http://www.nottingham.ac.uk/chemistry...

Periodic Videos films are by video journalist Brady Haran
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