A novel energy-saving device has been unveiled in Kent. It involves surplus hot water from a power plant on the Isle of Grain and a 4 and half kilometre pipe.
The process saves enough energy to heat 100,000 homes a year and has been given the blessing of a government minister as Derek Johnson now explains.
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Friday night's forecast for the east of the region
Friday night's forecast for the west of the region
Friday afternoon's forecast for the west of the region