casting powder
91tin — tinlike, adj. /tin/, n., adj., v., tinned, tinning. n. 1. Chem. a low melting, malleable, ductile metallic element nearly approaching silver in color and luster: used in plating and in making alloys, tinfoil, and soft solders. Symbol: Sn; at. wt …
92TIN — /tin/, n. taxpayer identification number. * * * Metallic chemical element, chemical symbol Sn, atomic number 50. It is a soft, silvery white metal with a bluish tinge, employed since antiquity in the traditional form of bronze, its alloy with… …
93materials processing — the series of operations that transforms industrial materials from a raw material state into finished parts or products. Industrial materials are defined as those used in the manufacture of “hard” goods, such as more or less durable… …
94Ruby — This article is about the mineral. For other uses, see Ruby (disambiguation). Ruby Natural ruby crystals from Winza, Tanzania General Category …
95List of inventors — This is a list of inventors. See also: List of scientists, Timeline of invention, List of inventions named after people, List of inventors killed by their own inventions, and . Alphabetical list compactTOC NOTOC A * Vitaly Mikhaylovich Abalakov,… …
96Drill bit — For the fictional character, see Drill Bit (Transformers). For the cancelled skyscraper nicknamed Drill bit, see Chicago Spire. For the types used in drilling wells, see Well drilling. From top to bottom: Spade, lip and spur (brad point), masonry …
973D printing — This video is a progression of 3D print as done on an FDM printer. Please note that the total print time of the sphere was 30mins, but the footage has been edited and shortened for the ease of viewing. For methods of applying a 2 D image on a 3 D …
98Anti-Mormonism — An anti Mormon political cartoon from the late 19th century. Anti Mormonism is discrimination, persecution, hostility or prejudice directed at members of the Latter Day Saint movement, particularly The Church of Jesus Christ of Latter day Saints… …
99Rocket propellant — is mass that is stored, usually in some form of propellant tank, prior to being used as the propulsive mass that is ejected from a rocket engine in the form of a fluid jet to produce thrust.Chemical rocket propellants are most commonly used,… …
100Porosity sealing — Porosity sealing, also known as vacuum impregnating, metal impregnating, polymer impregnating, and porous metal sealing, is the process of filling a porous substrate to make it airtight. Process Porosity sealing is a four step process: Air within …
