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Schmierfett – Wikipedia

Schmierfette sind halbflüssige Schmierstoffe, die aus einem Schmieröl, einem Eindicker und verschiedenen Zusätzen oder Wirkstoffen (Additiven) bestehen.. In der Regel bestehen Schmierfette aus ca. 80 % Schmieröl, ca. 5 % bis 10 % Eindicker und ca. 10 % bis 15 % Additiven. Der Eindicker ist bei den gängigsten Fetten eine Leicht- bzw.

Tungsten - Wikipedia

Tungsten, or wolfram, is a chemical element with the symbol W and atomic number 74. Tungsten is a rare metal found naturally on Earth almost exclusively as compounds with other elements. It was identified as a new element in 1781 and first isolated as a metal in 1783. Its important ores include tungsten, scheelite, and wolframite, the last lending the element its alternate name.

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Ethylene oxide - Wikipedia

Ethylene oxide is an organic compound with the formula C 2 H 4 O is a cyclic ether and the simplest epoxide: a three-membered ring consisting of one oxygen atom and two carbon atoms.Ethylene oxide is a colorless and flammable gas with a faintly sweet odor. Because it is a strained ring, ethylene oxide easily participates in a number of addition reactions that result in ring-opening.

List of Metals

ABC List of Metals: ABC List of Metals: List of Metals: List of Metals: Actinium Aluminium Americium Barium Berkelium Beryllium Bismuth Bohrium Cadmium Calcium Californium Cerium Cesium Chromium Cobalt Copper Curium Darmstadtium Dubnium Dysprosium Einsteinium Erbium Europium Fermium Francium Gadolinium Gallium Gold Hafnium Hassium Holmium ...

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Typical layered structures with large capacity have attracted much interest in lithium ion batteries and emerging post-lithium ion batteries. However, these typical layered oxides, including α-, δ-V 2 O 5, δ-MnO 2, and α-MoO 3, have suffered poor electrical conductivity, severe structural deterioration, and sluggish diffusion kinetics during the repetitive charging/discharging process.

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10.6 Lattice Structures in Crystalline Solids – Chemistry

A calcium fluoride unit cell, like that shown in Figure 17, is also an FCC unit cell, but in this case, the cations are located on the lattice points; equivalent calcium ions are located on the lattice points of an FCC lattice. All of the tetrahedral sites in the FCC array of calcium ions are occupied by fluoride ions.

Chemistry Abbreviations and Acronyms

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Fire extinguisher - Wikipedia

A fire extinguisher is an active fire protection device used to extinguish or control small fires, often in emergency situations. It is not intended for use on an out-of-control fire, such as one which has reached the ceiling, endangers the user (i.e., no escape route, smoke, explosion hazard, etc.), or otherwise requires the expertise of a fire brigade.

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Liste der chemischen Elemente – Wikipedia

Alkali­metall: kubisch: 132,91 1900 28,4 690 1860 Kirchhoff, Bunsen 6s 1: 1 56 Ba Barium: Erdalkali­metall: kubisch: 137,33 3650 725 1640 1808 Davy 6s 2: 7 57 La Lanthan: Über­gangs­metall: hexagonal: 138,90 6160 920 3454 1839 Mosander 5d 1 6s 2: 1 58 Ce Cer: Lantha­noid: kubisch: 140,11 6770 798 3257 1803 von Hisinger, Berzelius ...

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