grinding line
51Micrometer — This article is about the measuring device. For the unit of length, see Micrometre. Outside, inside, and depth micrometers A micrometer (   …
52stained glass — stained glass, adj. glass that has been colored, enameled, painted, or stained, esp. by having pigments baked onto its surface or by having various metallic oxides fused into it, as used in church windows, decorative lampshades, etc. [1785 95] *… …
53Sawfiler — A sawfiler is a person who maintains and repairs saws in a saw mill. A sawfiler s work area in the mill is called the filing room.Saws used in timber mills are very large and expensive. They need careful maintenance for safe operation. Repair of… …
54Die grinder — A pneumatic die grinder with a right angle head. A die grinder is a handheld power tool used to grind, sand, hone, polish, or machine material, typically metal but also plastic or wood. They are usually pneumatically driven, although versions… …
55glassware — /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… …
56digestive system, human — Introduction the system used in the human body for the process of digestion. The human digestive system consists primarily of the digestive tract (alimentary canal), or the series of structures and organs through which food and liquids pass… …
57Drill — 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… …
58Tap and die — Not to be confused with Tool and die. Taps and dies are cutting tools used to create screw threads, which is called threading. A tap is used to cut the female portion of the mating pair (e.g., a nut). A die is used to cut the male portion of the… …
59Presidents' Conference Committee (Toronto LRT car) — Presidents Conference Committee car PCC 4500 (one of two remaining PCC streetcars owned by the TTC) is seen at Humber Loop Manufacturer St. Louis Car Company (Canadian Car Foundry) and Pullman Standard …
60Ruler — For other uses, see Ruler (disambiguation). A variety of rulers A 2 meter …
