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  1. Advancing Water Quality (1991 Video)

    Subject
    Environmental science
    Distribution
    Free loan, Videocassette. VHS. col. 9 min.

    Explains Advanced Water Treatment, an initiative that includes the use of granular activated carbon, ozone, and various other materials and techniques to improve the taste and odour of drinking water and...

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  2. Water Quality (2002)

    Subject
    Biology; Science
    Distribution
    Sale, DVD (Region 2 PAL, 15 minutes), £34.99

    Based on activities undertaken at a summer school, the DVD is intended as a resource for students studying the topic of water quality and offers an insight into the preparation and techniques of water...

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  3. Business of Bottled Water, The (1991 Video)

    Producer
    Hilary Lawson
    Subject
    Chemistry
    Distribution
    out of distribution, Videocassette. VHS. col. 56 min., 1993 price: £20.00

    As concern grows over the quality of tap water and sales of bottled water increase, investigates how well-founded are the beliefs that bottled water is better for us than tap water.

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  4. Water for the Twenty First Century (1990 Video)

    Subject
    Chemistry; Environmental science
    Distribution
    Free loan, Videocassette. VHS. col. 22 min.

    Follows the sampling and analysis procedures carried out by Thames Water Utilities to ensure the quality of the water supply.

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  5. Earth Aid: Water Conservation (1994)

    Subject
    Environmental science
    Distribution
    Sale, DVD (Region 0 NTSC, 20 minutes), $8.49

    The amount of water on earth available for use remains the same even as the amount of people on the planet continues to grow. Earth’s water comes from lakes, rivers, streams and ground water (which is...

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  6. Troubled Water (1993 Video)

    Director
    Harry Arp
    Subject
    Environmental science
    Distribution
    Sale, Videocassette. VHS. col. 16 min.

    Water, in the right amount, of the right quality, at the right place, at the right time, is essential to life all over the earth. Floods, droughts, salination and pollution, along with political claims,...

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  7. Water in Biology (1964 Film, Video)

    Director
    David Morphet
    Producer
    Peter Bradford
    Subject
    Biology
    Distribution
    Film (16mm)

    Shows how water provides a stable environment for biological activity. Examines the related processes of diffusion and osmosis by which water carries nutrients to living cells and waste products from them...

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  8. Safe and Secure Water for Uganda (2016)

    aka: Secure Safe Water in Uganda’s Chanching Climate

    Subject
    Development studies
    Distribution
    Film

    This short film looks at the impact of climate change on water and health by following the introduction of a payment-by-results pilot system in rural Uganda, whereby local private sector professionals earn...

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  9. Cycle of Life (1995 Video)

    Subject
    Technology
    Distribution
    Sale, Videocassette. VHS. col. 30 min., 2000 sale: £30.00 (+VAT +p&p)

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  10. Sea Water and the Floor (1970 Film)

    Subject
    Geography
    Distribution
    Film (16mm)

    Composition of sea water, variations in temperature of sea water, substances dissolved in sea water, sediments that cover the sea floor and topography of the sea floor.

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