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.
More top news
Wednesday night's weather for the east of the region
Wednesday night's weather for the west of the region
Simon's Blog - Things That Look Like Other Things