This engaging volume presents the exciting new technology of additive manufacturing AM of metal objects for a broad audience of academic and industry researchers manufacturing professionals undergraduate and graduate students hobbyists and artists. Innovative applications ranging from rocket nozzles to custom jewelry to medical implants illustrate a new world of freedom in design and fabrication creating objects otherwise not possible by conventional means.The author describes the various methods and advanced metals used to create high value components enabling readers to choose which process is best for them. Of particular interest is how harnessing the power of lasers electron beams and electric arcs as directed by advanced computer models robots and 3D printing systems can create otherwise unattainable objects.A timeline depicting the evolution of metalworking accelerated by the computer and information age ties AM metal technology to the rapid evolution of global technology trends.