1 During 1918 there were many problems in the United States. 2  One of these major problems was the influenza. 3  Its symptoms were headaches, and queasy feelings in the stomach. 4  This disease had infected the people of Denver, and other cities across the nation.
Direct metal laser sintering (DMLS) is an additive manufacturing technique that uses a carbon dioxide laser fired into a magnesium substrate to sinter powdered material (typically metal), aiming the laser automatically at points in space defined by a 3D model, binding the material together to create a solid structure.
1 They use a type of powdered ink called toner, which sticks to the paper where it has an electronic charge and is permanently melted to the paper using a hot fusing wire.  Laser printers are much more efficient than ink-jet printers, capable of producing several thousand prints from one toner cartridge.