Twig World

This resource has been provided by, or developed in partnership with, Twig World.

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http://www.twig-world.co.uk/
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    Vegetable oils as fuel

    2016-05-16T10:43:00In association with

    Discover the processes involved in using vegetable oil as a biofuel. Could it become a viable alternative to fossil fuels?

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    Invention of nylon

    2014-01-27T13:32:29In association with

    Nylon is one of the strongest polymers created by man. What makes it so durable?

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    Leaded and unleaded petrol

    2014-01-27T13:31:28In association with

    In USA in the 1970s, 200,000 tonnes of lead was added to petrol every year. Now leaded petrol for cars is banned. Discover the dangers of tetraethyl lead in petrol.

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    Recycling plastics

    2014-01-27T13:30:00In association with

    Video exploring the differences between thermosetting, thermosoftening and partially biodegradable plastics

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    Plastics and polymers

    2014-01-22T11:54:43In association with

    Plastics are all made in a similar way, but can be manipulated to have very different functions. Discover how their properties are determined.

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    Hydrocarbons factpack

    2014-01-22T11:53:15In association with

    An introduction to hydrocarbons. Learn how unreactive alkanes can be made into reactive alkenes.

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    Fractional distillation

    2014-01-10T15:53:23In association with

    Learn how the industrial process of fractional distillation transforms crude oil into a variety of products, from plane fuel to road surfacing.

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    Esters and Perfumes

    2014-01-10T15:52:09In association with

    Esters occur in nature and have been harnessed by the perfume industry. What are esters and how are they made and used?