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.
Lasers are a key part of operating a Digital Video Disc (DVD). Lasers are used to perform LASIK eye surgery. During laser eye surgery, the stroma, from the middle of the cornea, is reshaped. Laser printer. A laser cutter is used to cut a sheet of metal. A laser light show. Lasers are used for an amazing variety of things, including facial surgery.