Uku Pira holds a mobile phone application controlled spray can as he designs a wall in Tallinn international airport, Estonia, November 8, 2016. This new painting tool allows users to reproduce artwork on any surface, including walls, cars, surfboards and furniture. SprayPrinter inventor Richard Murutar combined a car engine, gaming console, and a smart phone app to make it. (Photo by Ints Kalnins/Reuters)
|