One of the most promising areas are in heat ducts and heat sinks and other internal parts of engines and turbines and the like. With 3D printing you can for example produce cooling ducts within the part itself this is not possible with other technologies.
Basketball Positions. To play a proper basketball game, you need 10 people, 5 on each side. Sometimes there are a few extra people for substitution when their teammates get tired or injured. Each player plays a different position in the team, this normally depends on the height and strength and weaknesses of the player.
Sporting Charts explains Swingman. Shooting guards and small forwards typically have similar roles in a basketball court anyway, especially when they are around the 6'6 to 6'8 height range. Thus, most players listed in these positions can be classified as swingmen.