powdered material

См. также в других словарях:

• powdered — paÊŠdÉ™(r)d adj. ground into dust, pulverized into very fine particles; covered in powder, dusted with powder pow·der || paÊŠdÉ™(r) n. finely ground material, material pulverized to the consistency of dust v. grind to dust, pulverize into very… …   English contemporary dictionary

• Explosive material — A number of 1.25lb M112 Demolition Charges, consisting of a C 4 compound, sit atop degraded weaponry scheduled for destruction An explosive material, also called an explosive, is a reactive substance that contains a great amount of potential… …   Wikipedia

• Sample (material) — In general, a sample is a limited quantity of something which is intended to be similar to and represent a larger amount of that thing(s). The things could be countable objects such as individual items available as units for sale, or a material… …   Wikipedia

• Staff (building material) — Staff is a kind of artificial stone used for covering and ornamenting buildings. AboutChiefly made of powdered gypsum or plaster of Paris, with a little cement, glycerin, and dextrin, mixed with water until it is about as thick as molasses, when… …   Wikipedia

• Reactive material — In military, reactive materials (RM) are new class of materials currently being investigated by the Office of Naval Research and others as a mean to increase the lethality of direct hit or fragmentation warheads. Reactive materials are usually… …   Wikipedia

• emery — /em euh ree, em ree/, n. a granular mineral substance consisting typically of corundum mixed with magnetite or hematite, used powdered, crushed, or consolidated for grinding and polishing. [1475 85; < MF emeri, OF esmeril < VL *smericulum, equiv …   Universalium

• magnet — /mag nit/, n. 1. a body, as a piece of iron or steel, that possesses the property of attracting certain substances, as iron. 2. a lodestone. 3. a thing or person that attracts: The park was a magnet for pickpockets and muggers. [1400 50; late ME… …   Universalium

• Emery — /em euh ree, em ree/, n. a male or female given name. * * * Granular rock consisting of a mixture of the mineral corundum (aluminum oxide, Al2O3) and iron oxides such as magnetite (Fe3O4) or hematite (Fe2O3). It is a dark, dense substance that… …   Universalium

• Sintering — is a method used to create objects from powders. It is based on atomic diffusion. Diffusion occurs in any material above absolute zero but it occurs much faster at higher temperatures. In most sintering processes the powdered material is held in… …   Wikipedia

• Chromatography — Chro ma*tog ra*phy, n. [Gr. ?, ?, color + graphy.] 1. A treatise on colors [archaic] [1913 Webster] 2. (Chem.) an analytical and preparative technique for separating substances by differences in their selective adsorption to solids, by passing a… …   The Collaborative International Dictionary of English

• column chromatography — Chromatography Chro ma*tog ra*phy, n. [Gr. ?, ?, color + graphy.] 1. A treatise on colors [archaic] [1913 Webster] 2. (Chem.) an analytical and preparative technique for separating substances by differences in their selective adsorption to solids …   The Collaborative International Dictionary of English