A vehicle like this takes 355 litres of diesel and uses 22 litres an hour.So the target of 30% more efficiency would make a big difference.
More top news
Plans for a new £20 million laboratory on Newcastle Science Central have been approved.
NewcastleGateshead hopes 'to do the North proud' if selected to host the Great Exhibition of the North 2018.
More than half of Ashington turned out to welcome home Bobby and Jackie Charlton just weeks after winning the World Cup in 1966