WARREN, Mich. (AP) — Car designers have every kind of software and virtual reality tool. But when they want to make sure a car's curves look just right, they rely on one of the world's oldest materials: clay….
WARREN, Mich. (AP) — Car designers have every kind of software and virtual reality tool. But when they want to make sure a car's curves look just right, they rely on one of the world's oldest materials: clay….