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Ball Aerospace began building pointing controls for military rockets in 1956. The aerospace part of the Ball Corporation was then known as Ball Brothers Research Corporation, and later won a contract to build some of NASA's first spacecraft, the Orbiting Solar Observatory satellites.
The Minié ball is a cylindro-conoidal bullet with grease-filled cannelures on its exterior and a cone-shaped hollow in its base.Minié designed the bullet with a small iron plug, and lead skirting that would expand under the pressure of gunpowder deflagration causing the bullet to obturate, and grip the rifling grooves.
It is best known for its early production of glass jars, lids, and related products used for home canning. Since its founding in Buffalo, New York , in 1880, [ 2 ] when it was known as the Wooden Jacket Can Company, the Ball company has expanded and diversified into other business ventures, including aerospace technology.
Target has been sued for allegedly concealing the risks of its diversity and social initiatives, leading to a backlash that caused customers to flee and the stock price of the Minneapolis-based ...
The Trump administration is directing immigration agents to track down hundreds of thousands of migrant children who entered the United States without their parents, expanding the president's mass ...
Number 4831 was used to load navy anti-aircraft machine gun ammunition, and number 4895 was used to load United States service rifle ammunition. As these propellants became military surplus after the war, large quantities of different batches were blended together to make products with uniform average performance for sale to civilians.
Mallard ducks are used extensively in the production of balut—female (left) and male (right).. Balut (/ b ə ˈ l uː t / bə-LOOT, / ˈ b ɑː l uː t / BAH-loot; [1] also spelled as balot) is a fertilized developing egg embryo that is boiled or steamed and eaten from the shell.
A ball screw involves significantly more parts and surface interactions than many similar systems. While a basic lead screw is composed of only a solid shaft and a solid nut with simple mating geometries, a ball screw requires precisely-formed curved contours and multi-part assemblies to facilitate the action of the bearing balls.