vacuum-cast steel
21Sand 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)… …
22Electric arc furnace — An electric arc furnace (EAF) is a furnace that heats charged material by means of an electric arc. Arc furnaces range in size from small units of approximately one ton capacity (used in foundries for producing cast iron products) up to about 400 …
23building construction — Techniques and industry involved in the assembly and erection of structures. Early humans built primarily for shelter, using simple methods. Building materials came from the land, and fabrication was dictated by the limits of the materials and… …
24Carbon-fiber-reinforced polymer — For fibers of carbon, see carbon (fiber). Tail of an RC helicopter, made of CFRP Carbon fiber reinforced polymer or carbon fiber reinforced plastic (CFRP or CRP or often simply carbon fiber), is a very strong and light fiber reinforced polymer… …
25MythBusters (2008 season) — Country of origin Australia United States No. of episodes 20 (includes 8 specials) Broadcast Original channel Discovery Channel …
26china — /chuy neuh/, n. 1. a translucent ceramic material, biscuit fired at a high temperature, its glaze fired at a low temperature. 2. any porcelain ware. 3. plates, cups, saucers, etc., collectively. 4. figurines made of porcelain or ceramic material …
27China — /chuy neuh/, n. 1. People s Republic of, a country in E Asia. 1,221,591,778; 3,691,502 sq. mi. (9,560,990 sq. km). Cap.: Beijing. 2. Republic of. Also called Nationalist China. a republic consisting mainly of the island of Taiwan off the SE coast …
28List of pipeline accidents — The following is a list of pipeline accidents: This is an incomplete list, which may never be able to satisfy particular standards for completeness. You can help by expanding it with reliably sourced entries. Contents 1 Bel …
29MythBusters (2005 season) — Country of origin Australia United States No. of episodes 26 (includes 7 specials) Broadcast Original channel Discovery Channel …
30Glossary of rail terminology — Rail transport Operations Track Maintenance High speed Gauge Stations …
