fine grinding

  • 41Screw thread — Internal and external threads illustrated using a common nut and bolt. The screw and nut pair can be used to convert torque into linear force. As the screw (or bolt) is rotated, the screw moves along its axis through the fixed nut, or the non… …

    Wikipedia

  • 42Surface 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

  • 43ARCHAEOLOGY — 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

  • 44cereal processing — Introduction       treatment of cereals (cereal) and other plants to prepare their starch for human food, animal feed, or industrial use.        Nutrient composition of selected raw cereal grains (per 100 grams)Cereals, or grains, are members of… …

    Universalium

  • 45Metalworking — Machining a bar of metal on a lathe. Metalworking is the process of working with metals to create individual parts, assemblies, or large scale structures. The term covers a wide range of work from large ships and bridges to precise engine parts… …

    Wikipedia

  • 46glassware — /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

  • 47horse — horseless, adj. horselike, adj. /hawrs/, n., pl. horses, (esp. collectively) horse, v., horsed, horsing, adj. n. 1. a large, solid hoofed, herbivorous quadruped, Equus caballus, domesticated since prehistoric times, bred in a number of varieties …

    Universalium

  • 48mineral processing — or ore dressing Mechanical treatment of crude ores to separate the valuable minerals. Mineral processing was at first applied only to ores of precious metals but later came to be used to recover other metals and nonmetallic minerals. It is also… …

    Universalium

  • 49papermaking — [pā′pər māk΄iŋ] n. the making of paper papermaker n. * * * pa·per·mak·ing (pāʹpər mā kĭng) n. The process or craft of making paper.   paʹper·mak er n. * * * Introduction       formation of a matted or felted sheet, usually of cellulose fibres,… …

    Universalium

  • 50Straight razor — A straight razor with square point and a double transverse stabiliser Main article: Razor A straight razor is a razor with a blade that can fold into its handle.[1] …

    Wikipedia