Consider as a practical example weather data.

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So I believe that this is a good example of practical cooperation that should be highlighted.

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He said the reasons were firstly practical, because for example if a person's entitlement to vote was based on Scotland being their birthplace a whole new electoral register would be needed.

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Practical steps would be reserved for a later stage, should the Palestinians, for example, seek to join the International Criminal Court (ICC).

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Any device would also need to be packaged in a way that made it practical - on the scale of an ultrasound scanner, for example.

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