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K-1200 operated by Timberline Helicopters. In 1947, the German aeronautical engineer Anton Flettner was brought to the United States as part of Operation Paperclip. [2] He was the developer of the two earlier synchropter designs from Germany during the Second World War: the Flettner Fl 265 which pioneered the synchropter layout, and the slightly later Flettner Fl 282 Kolibri ("Hummingbird ...
Both these tools are used to keep the human colonists under control, believing they are blissfully happy. This provides a cover for the Macra to use the colonists as miners in a vast gas mine. The gas is deadly to the miners but vital to the Macra, enabling them to move more quickly and rejuvenating their abilities.
It was the standard-issue rifle of the South African Marine Corps and South African Air Force, as well within the South West African Territorial Force as a substitute for the R1 Rifle (FN FAL) until it was replaced by the R4 assault rifle in the 1980s [54] The rifle's stock would soon break down in the heat and become loose, so a replacement ...
Intraoperative X-ray of a humerus fixated by Kirschner wires. Kirschner wires or K-wires or pins are sterilized, sharpened, smooth stainless steel pins. Introduced in 1909 by Martin Kirschner, the wires are now widely used in orthopedics and other types of medical and veterinary surgery.
[79] A 2023 review "discusses the electrochemical principles involved in the recovery of metals from aqueous solutions and fused salt electrolytes", with particular attention paid to titanium. While some metals such as nickel and copper can be refined by electrowinning at room temperature, titanium must be in the molten state and "there is a ...