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Naturally occurring platinum and platinum-rich alloys were known by pre-Columbian Americans for many years. [5] However, even though the metal was used by pre-Columbian peoples, the first European reference to platinum appears in 1557 in the writings of the Italian humanist Julius Caesar Scaliger (1484–1558) as a description of a mysterious metal found in Central American mines between ...
A precision-guided munition (PGM), also called a smart weapon, smart munition, or smart bomb, is a type of weapon system that integrates advanced guidance and control systems, such as GPS, laser guidance, or infrared sensors, with various types of munitions, typically missiles or artillery shells, to allow for high-accuracy strikes against ...
PGM Précision (styled as PGM PRECISION) is a French company manufacturing high-precision rifles for military, law enforcement and sporting usages. Models include: PGM Hécate II (12.7×99mm NATO / .50 BMG), .416 Barrett/10.6×83mm [1] PGM 338 (.338 Lapua Magnum / 8.6×70mm) [2] PGM Ultima Ratio (7.62×51mm NATO as main military chambering)
The Group is also one of the foremost global PGM auto catalytic recyclers and has interests in leading mine tailings retreatment operations. Sibanye-Stillwater has established itself as one of the world's largest primary producers of platinum, palladium, and rhodium and is also a top-tier gold producer.
'Soaring'), abbreviated as FT, [1] is a series of precision-guided munitions (PGM) developed by China Academy of Launch Vehicle Technology (CALT), a subsidiary of China Aerospace Science and Technology Corporation (CASC). [2] [3] Competing with the LS series, the FT series bombs serve similar roles to the American JDAM, JDAM-ER, and Laser JDAM ...
The PGM Ultima Ratio is a French-designed and manufactured sniper rifle. It uses the 7.62×51mm NATO cartridge but depending on the barrel variant can also be chambered for several other cartridges. The PGM Ultima Ratio is intended to fulfill an anti-personnel role and is produced by PGM Précision of France.
'Thunder Stone'), abbreviated as LS, is a series of precision-guided munitions (PGM) developed by Luoyang Optoelectro Technology Development Center (LOTDC), [1] [2] a subsidiary of Aviation Industry Corporation of China (AVIC). Leishi is a type of guidance kit that can modify existing unguided bomb into guided standoff munition.
PGM 500 PGM 2000. The PGM 500 and PGM 2000 are guided bombs developed by Alenia Marconi Systems and now marketed by MBDA. The PGM 500 carries a 500 lb (227 kg) warhead, and the PGM 2000 a 2000 lb (909 kg) one. The weapons are available with interchangeable laser, TV, or infra-red seekers. The PGM 500 is known as the Hakim in United Arab ...