Research funding to use the internet to improve everyday devices - such as fridges which can order more milk when it runs low - is to be doubled in a drive to make the UK a world leader in digital technology, David Cameron has said.
The Prime Minister announced an extra £45 million to develop the so-called "internet of things" as he arrived in Germany for the CeBIT 2014 trade fair.
He is attending the event in Hanover - where he is holding talks with German Chancellor Angela Merkel - as Britain is the official "partner country" of the event.
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