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.
Article 25 of the FIBA Official Basketball Rules 2014: 25.1 Definition. 25.1.1. Traveling is the illegal movement of one foot or both feet beyond the limits outlined in this article, in any direction, while holding a live ball on the playing court. 25.1.2.