grinding medium

  • 31military technology — Introduction       range of weapons, equipment, structures, and vehicles used specifically for the purpose of fighting. It includes the knowledge required to construct such technology, to employ it in combat, and to repair and replenish it.… …

    Universalium

  • 32perissodactyl — perissodactylous, adj. /peuh ris oh dak til/, adj. 1. having an uneven number of toes or digits on each foot. n. 2. any mammal of the order Perissodactyla, comprising the odd toed hoofed quadrupeds and including the tapirs, rhinoceroses, and… …

    Universalium

  • 33Sheep — For other uses, see Sheep (disambiguation). Domestic sheep A research flo …

    Wikipedia

  • 34Drill — For other uses, see Drill (disambiguation). Drill scheme A drill or drill motor is a tool fitted with a cutting tool attachment or driving tool attachment, usually a drill bit or driver bit, used for drilling holes in various materials or… …

    Wikipedia

  • 35Diamond segment — Diamond segments are the function parts of a metal bonded diamond tool. The metal bonded diamond tool can be a metal bonded diamond blade, a diamond grinding cup wheel, a diamond core drill bit, a diamond gang saw blade, etc. The diamonds of a… …

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  • 36glassware — /glas wair , glahs /, n. articles of glass, esp. drinking glasses. [1705 15; GLASS + WARE1] * * * Introduction       any decorative article made of glass, often designed for everyday use. From very early times glass has been used for various… …

    Universalium

  • 37Sharpening stone — Waterstone redirects here. For the British bookstore chain, see Waterstone s. An oil stone Sharpening stones, water stones or whetstones are used to grind and hone the edges of steel tools and implements. Examples of items that may be sharpened… …

    Wikipedia

  • 38Surface finishing — is a broad range of industrial processes that alter the surface of a manufactured item to achieve a certain property.[1] Finishing processes may be employed to: improve appearance, adhesion or wettability, solderability, corrosion resistance,… …

    Wikipedia

  • 39History of the single-lens reflex camera — The history of the single lens reflex camera predates the invention of photography in 1826/27 by one and a half centuries with the use of a reflex mirror in a camera obscura first described in 1676. Such SLR devices were popular as drawing aids… …

    Wikipedia

  • 40ARCHAEOLOGY — The term archaeology is derived from the Greek words archaios ( ancient ) and logos ( knowledge, discourse ) and was already used in ancient Greek literature in reference to the study of ancient times. In its modern sense it has come to mean the… …

    Encyclopedia of Judaism