hardness oil

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• Motor oil — For the TV documentary focused on the Edmonton Oilers of the National Hockey League, see Oil Change (TV Series). Motor oil sample Motor oil or engine oil is an oil used for lubrication of various internal combustion engines. The main function is… …   Wikipedia

• Castor oil plant — Taxobox name = Castor oil plant image width = 240px image caption = Castor bean in disturbed area regnum = Plantae phylum = Magnoliophyta classis = Magnoliopsida ordo = Malpighiales familia = Euphorbiaceae subfamilia = Acalyphoideae tribus =… …   Wikipedia

• Hydrogenated jojoba oil — is the end product of the complete hydrogenation of jojoba oil. Chemical structure Hydrogenated jojoba oil is a straight chain wax ester of 36 to 46 carbons in length, an ester bond in the approximate middle of the chain, no branching, no points… …   Wikipedia

• Unbalanced Oil and Vinegar — The Unbalanced Oil and Vinegar scheme is a modified version of the Oil and Vinegar scheme designed by J. Patarin. Both are Digital signature schemes, used in Cryptography. They belong to the group of Multivariate Cryptography. The security of… …   Wikipedia

• Stone oil — Stone Stone, n. [OE. ston, stan, AS. st[=a]n; akin to OS. & OFries. st[=e]n, D. steen, G. stein, Icel. steinn, Sw. sten, Dan. steen, Goth. stains, Russ. stiena a wall, Gr. ?, ?, a pebble. [root]167. Cf. {Steen}.] 1. Concreted earthy or mineral… …   The Collaborative International Dictionary of English

• steel — steellike, adj. /steel/, n. 1. any of various modified forms of iron, artificially produced, having a carbon content less than that of pig iron and more than that of wrought iron, and having qualities of hardness, elasticity, and strength varying …   Universalium

• metallurgy — metallurgic, metallurgical, adj. metallurgically, adv. metallurgist /met l err jist/ or, esp. Brit., /meuh tal euhr jist/, n. /met l err jee/ or, esp. Brit., /meuh tal euhr jee/, n. 1. the technique or science of working or heating metals so as… …   Universalium

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• Synthetic diamond — Synthetic diamonds of various colors grown by the high pressure high temperature technique Synthetic diamond is diamond produced in a technological process; as opposed to natural diamond, which is created in geological processes. Synthetic… …   Wikipedia

• geology — /jee ol euh jee/, n., pl. geologies. 1. the science that deals with the dynamics and physical history of the earth, the rocks of which it is composed, and the physical, chemical, and biological changes that the earth has undergone or is… …   Universalium