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The Armijska Ratna Komanda D-0 (full civil designation in Serbo-Croatian: Vojni objekat Armijska Ratna Komanda ARK D-0, Армијска Ратна Команда, lit. 'Army War Command'), also known as the Ark, ARK/D-0, Atomska Ratna Komanda, and nicknamed Tito's bunker, [3] is a Cold War-era nuclear bunker and military command centre located near the town of Konjic [4] in Bosnia and ...
7 Days to Die is a survival horror video game set in an open world developed by the Fun Pimps. It was released through early access for OS X and Windows on December 13, 2013, [ 1 ] and for Linux on November 22, 2014. [ 2 ]
During World War II, wolframite mines were a strategic asset, due to its use in munitions and tools. [13] Tungstic Acid (WO 3) in powder form. Tungsten salts were used in the 19th century to dye cotton and to make stage costumes which were fire retardant. Additionally in the 19th century tungsten sulfides were sparingly used as lubrication for ...
Wah Chang Corporation was an American manufacturing company in the metal or alloy industry based in Albany, Oregon in the United States. Since 2014, it has been a business unit of Allegheny Technologies and makes corrosion-resistant metals, such as hafnium, niobium, titanium, vanadium, and zirconium.
The Arkansas Army National Guard had 13 units called into federal service during Operation Desert Shield/Desert Storm and the Arkansas Air National Guard had members of 10 units called up. More than 3,400 Arkansas Guard soldiers were called up, the second highest percentage of any state or territory. [ 1 ]
Scheelite is a calcium tungstate mineral with the chemical formula Ca W O 4.It is an important ore of tungsten (wolfram). Scheelite is originally named after Swedish chemist Carl Wilhelm Scheele (1742–1786).
Tungsten ore is a rock from which the element tungsten can be economically extracted. The ore minerals of tungsten include wolframite, scheelite, and ferberite. Tungsten is used for making many alloys. Tungsten ore deposits are predominantly magmatic or hydrothermal in origin and are associated with felsic igneous intrusions. [1]
The Wolfram Crisis (Spanish: Crisis del wolframio) was a diplomatic conflict during World War II between Francoist Spain and the Allied powers, which sought to block Spanish exports of tungsten ore to Nazi Germany. "Wolfram" is an alternate name for tungsten, a strategic material used in anti-tank weapons and machine tools.