internal grinding
91Stellite — alloy is a range of cobalt chromium alloys designed for wear resistance. It may also contain tungsten and a small but important amount of carbon. It is a trademarked name of the Deloro Stellite Company and was invented by Elwood Haynes [… …
92Maelstrom — For other uses, see Maelstrom (disambiguation). Saltstraumen maelstrom A maelstrom /ˈmeɪlstrɒm/ is a very powerful whirlpool; a large, swirling body of water. A free vortex, it has considerable downdraft. The power of tidal whirlpools tends to be …
93Sand casting — Sand casting, also known as sand molded casting, is a metal casting process characterized by using sand as the mold material. It is relatively cheap and sufficiently refractory even for steel foundry use. A suitable bonding agent (usually clay)… …
94Milling cutter — Milling cutters are cutting tools typically used in milling machines or machining centres (and occasionally in other machine tools). They remove material by their movement within the machine (e.g., a ball nose mill) or directly from the cutter s… …
95Charcuterie — (pronounced /ʃɑrˌkuːtəˈriː/, /ʃɑrˈkuːtəri/; French: [ʃaʁkytʁi], from chair flesh and cuit cooked ) is the branch of cooking devoted to prepared meat products such as bacon …
96List of Statutory Rules and Orders of the United Kingdom — is an incomplete list of Statutory Rules and Orders of the United Kingdom.Statutory Rules and Orders were the predecessor of Statutory Instruments and they formed the secondary legislation of England, Scotland and Wales prior to 1948 and the… …
97Petrosomatoglyph — This footprint carved into the rock on Dunadd, in Argyll, is linked to the crowning of the Scots kings of Dál Riata. A petrosomatoglyph is an image of parts of a human or animal body incised in rock. Many were created by Celtic peoples, such as… …
98Inventions in medieval Islam — A significant number of inventions were developed in the medieval Islamic world, a geopolitical region that has at various times extended from Al Andalus and Africa in the west to the Indian subcontinent and Malay Archipelago in the east.… …
99Evolution of mammals — Restoration of Thrinaxodon, a member of the cynodont group, which includes the ancestors of mammals Further information: Evolutionary history of life The evolution of mammals within the synapsid lineage (sometimes called mammal like reptiles )… …
100Swarming (military) — Swarming is a behavior in which autonomous, or semi autonomous, units of action attack an enemy from several different directions and then regroup. Pulsing , where the units shift the point of attack, is a necessary part of swarming. Swarming is… …
