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A myocardial infarction ( MI ), commonly known as a heart attack, occurs when blood flow decreases or stops in one of the coronary arteries of the heart, causing infarction (tissue death) to the heart muscle. [ 1] The most common symptom is retrosternal chest pain or discomfort that classically radiates to the left shoulder, arm, or jaw. [ 1]
The British Empire (red) and Mongol Empire (blue) were the largest and second-largest empires in history, respectively. The precise extent of the Mongol Empire at its greatest territorial expansion is a matter of debate among scholars. Several empires in human history have been contenders for the largest of all time, depending on definition and ...
It lacked the four-barrel Yak-B 12.7mm machine gun under the nose. Mi-24U. (Hind-C) Training version without nose gun and wingtip stations. Mi-24BMT. Small number of Mi-24s converted into minesweepers. Mi-24D. (Hind-D) The Mi-24D was designed to be a more pure gunship than the earlier variants.
di superi, the gods above or heavenly gods, whose altars were designated as altaria. [2] di terrestres, "terrestrial gods," whose altars were designated as arae. di inferi, the gods below, that is, the gods of the underworld, infernal or chthonic gods, whose altars were foci, fire pits or specially constructed hearths.
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Methylene diphenyl diisocyanate ( MDI) is an aromatic di isocyanate. Three isomers are common, varying by the positions of the isocyanate groups around the rings: 2,2′-MDI, 2,4′-MDI, and 4,4′-MDI. The 4,4′ isomer is most widely used, and is also known as 4,4′-diphenylmethane diisocyanate. [ 3] This isomer is also known as Pure MDI.
www .power-m .ru /eng /company /lmz .aspx /. LMZ plant building on Sverdlovskaya embankment in Saint Petersburg. Leningradsky Metallichesky Zavod ( Russian: Ленинградский Металлический Завод ), also known as LMZ, is the largest Russian manufacturer of power machines and turbines for electric power stations ...
Produced. 1980–present. Number built. Over 300 as of 2015 [ 1] The Mil Mi-26 (Russian: Миль Ми-26, NATO reporting name: Halo) is a Soviet / Russian heavy transport helicopter. Its product code is Izdeliye 90. Operated by both military and civilian operators, it is the largest helicopter to have gone into serial production.