face cutting edge
21Drill 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 …
22performing arts — arts or skills that require public performance, as acting, singing, or dancing. [1945 50] * * * ▪ 2009 Introduction Music Classical. The last vestiges of the Cold War seemed to thaw for a moment on Feb. 26, 2008, when the unfamiliar strains …
23WAR AND WARFARE — TO THE DESTRUCTION OF THE FIRST TEMPLE The methods of offensive and defensive warfare developed side by side in the Ancient Near East. The development of weapons was dependent upon the supply of raw materials, such as stone, metal, and wood; the… …
24Tool wear — describes the gradual failure of cutting tools due to regular operation. It is a term often associated with tipped tools, tool bits, or drill bits that are used with machine tools.Types of wear include: * flank wear in which the portion of the… …
25Fashions — ▪ 2009 The faltering global economy determined the direction of fashion during 2008. Initially, the euro s significant appreciation against the dollar proved a boon to style conscious travelers who, visiting the U.S. from abroad as the year …
26military 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.… …
27Wood router — A router is a woodworking tool used to rout out (hollow out) an area in the face of a piece of wood. It was a tool particularly used by pattern makers and staircase makers and consisted of a broad based wooden hand plane with a narrow blade… …
28Saw — For other uses, see Saw (disambiguation). Saw A crosscut hand saw about 620 mm (24 inches) long Classification Cutting Types Hand saw Back saw Bow saw Circular saw …
29Tunnel boring machine — A tunnel boring machine that was used at Yucca Mountain nuclear waste repository A tunnel boring machine (TBM) also known as a mole , is a machine used to excavate tunnels with a circular cross section through a variety of soil and rock strata.… …
30CM Punk — Ring name(s) CM Punk …
