Why Le Mans car designers are turning to 3D printing
Printing in 3D has been described as the "future of manufacturing" and is increasingly being used to make everything from film props to food.
The technology is also being used to make parts for motor racing cars.
BBC Click spoke to Dan Walmsley, Team Principal at Strakka Racing about how the technology makes it faster and cheaper to test out their designs.
Watch more clips on the Click website. If you are in the UK you can watch the whole programme on BBC iPlayer.