air quenching
11Scintillator — Scintillation crystal surrounded by various scintillation detector assemblies …
12Quench — A quench refers to a rapid cooling. In polymer chemistry and materials science, quenching is used to prevent low temperature processes such as phase transformations from occurring by only providing a narrow window of time in which the reaction is …
13Heat treatment — is a method used to alter the physical, and sometimes chemical, properties of a material. The most common application is metallurgical. Heat treatments are also used in the manufacture of many other materials, such as glass. Heat treatment… …
14Antioxidante — Saltar a navegación, búsqueda Modelo de llenado de espacios del m …
15hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
16List of Chinese inventions — A bronze Chinese crossbow mechanism with a buttplate (the wooden components have …
17coal utilization — Introduction combustion of coal or its conversion into useful solid, gaseous, and liquid products. By far the most important use of coal is in combustion, mainly to provide heat to the boilers of electric power plants. Metallurgical coke… …
18industrial glass — Introduction solid material that is normally lustrous and transparent in appearance and that shows great durability under exposure to the natural elements. These three properties lustre, transparency, and durability make glass a favoured… …
19Haloalkane — The haloalkanes (also known as halogenoalkanes or alkyl halides) are a group of chemical compounds, consisting of alkanes, such as methane or ethane, with one or more halogens linked, such as chlorine or fluorine, making them a type of organic… …
20Sand casting — Sand casting, also known as sand molded casting, is a metal casting process characterized by using sand as the mold material. It is relatively cheap and sufficiently refractory even for steel foundry use. A suitable bonding agent (usually clay)… …
