May 25, 20178 yr http://www.bbc.co.uk/iplayer/episode/b08rv9r6/secrets-of-the-super-elements Good documentary.
May 27, 20178 yr That also shows us how little we know what is really going on throughout our daily lives. For example we even take s....t for granted. If you had watched the programme you'll know where I'm coming from. MS.
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