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  1. Solar Detoxification of Water (1996 Video)

    Director
    Octav Enea
    Subject
    Chemistry
    Distribution
    Sale, Videocassette. VHS. col. 40 min., 1997 sale: £?.00 (inc. VAT +p&p)

    Looks at the efforts of several European laboratories - in Turin, Hanover, Lausanne and Poitiers - to realise a portable solar reactor, suitable for inexpensive detoxification and sterilisation of water in...

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  2. Sun, Cities and Smog (1981 Video)

    Subject
    Chemistry
    Distribution
    Off-air recording licence Sale, Videocassette. Standard formats. col. 25 min.

    New York, Athens and Los Angeles all suffer from photochemical smog. The combination of bright sunlight and car exhaust fumes starts a complex chain reaction involving the production of nitrogen dioxide and...

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