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Stephanie Louise Kwolek (/ ˈkwoʊlɛk /; July 31, 1923 – June 18, 2014) was a Polish-American chemist best known for inventing Kevlar (poly-paraphenylene terephthalamide). Her career at the DuPont company spanned more than 40 years. [1][2] For her discovery, Kwolek was awarded the DuPont company's Lavoisier Medal for outstanding technical ...
Second Chance is an American body armor manufacturing company that was the first firm to use kevlar for body armor. The company was founded in the early 1970s by U.S. Marine and pizza delivery owner/driver Richard Davis. Davis developed the idea of a bulletproof vest after shooting three armed robbers in self-defense during a delivery.
Kevlar (para-aramid) [2] is a strong, heat-resistant synthetic fiber, related to other aramids such as Nomex and Technora. Developed by Stephanie Kwolek at DuPont in 1965, [ 3 ] [ 2 ] [ 4 ] the high-strength material was first used commercially in the early 1970s as a replacement for steel in racing tires.
The Improved Outer Tactical Vest (IOTV) in MultiCam, as issued to United States Army soldiers. A bulletproof vest, also known as a ballistic vest or a bullet-resistant vest, is an item of body armour that helps absorb the impact and reduce or stop penetration to the torso by firearm-fired projectiles and fragmentation from explosions.
Warsaw University of Technology. Occupation. priest. Known for. invention of bulletproof vest. Casimir Zeglen, CR (Polish: Kazimierz Żegleń; 4 March 1869 – before 1927 [citation needed]) was a Polish Catholic priest who invented a silk bulletproof vest in the late 19th century. [1][2][3] He was a vowed member of the Resurrectionists.
Otto Lilienthal (1848–1896) died from injuries sustained in a crash of his hang glider. [7] Percy Pilcher (1867–1899) died after crashing his glider, having been prevented from demonstrating his powered aircraft. Franz Reichelt (1879–1912), a tailor, fell to his death from the first deck of the Eiffel Tower during the initial test of a ...
Liquid Armor. Liquid armour is a material under research by defense institutions and universities around the world including the United States Army Research Laboratory (ARL). [1][2][3] Some of the earliest research in this area was performed at Massachusetts Institute of Technology [4] and University of Delaware [5] in 2003.
Nathaniel C. Wyeth (October 24, 1911 – July 4, 1990) was an American mechanical engineer and inventor.He is best known for creating a variant of polyethylene terephthalate that could withstand the pressure of carbonated liquids.