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 Rules. Basic Basketball Rules. Two teams each have up to five players on the court at one time. Teams score by shooting the basketball through the hoop. The hoop is an 18 inch cylinder attached to the backboard and positioned 10 feet off the ground.
A game of basketball is made up of four quarters, each ten (or in the National Basketball Association 12,) minutes long. At the start of each quarter the team who has the possession arrow pointing towards their hoop gets the ball. Then the arrow is switched, and the next team gets the ball next quarter.