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crusher

(Encyclopedia)crusher, machine used to reduce materials such as ore, coal, stone, and slag to particle sizes that are convenient for their intended uses. Crushers operate by slowly applying a large force to the mat...

Hargreaves, James

(Encyclopedia)Hargreaves, James härˈgrēvz [key], 1720?–1778, English engineer. In 1762 he made an unsuccessful attempt to develop a machine for carding, a process preparatory to spinning, and in 1764 he invent...

Novocherkassk

(Encyclopedia)Novocherkassk nôˌvəchĭrkäskˈ [key], city (1989 pop. 188,000), SE European Russia, on the Aksai River (the right tributary of the Don). It manufactures locomotives, machine tools, mining and buil...

Orsk

(Encyclopedia)Orsk ôrsk [key], city (1989 pop. 271,000), Orenburg region, in the foothills of the S Ural Mts., central Russia, on the Ural River. It is the center of the Orsk-Khalilovo industrial area, which has r...

Kremenchuk

(Encyclopedia)Kremenchuk krĭmĭncho͞okˈ [key], Rus. Kremenchug, city (1989 pop. 237,000), central Ukraine, on the Dnieper River. It is the center of an industrial complex based on a hydroelectric plant; construc...

mastitis, bovine

(Encyclopedia)mastitis, bovine, bacterial inflammation of the udder in dairy cattle. It is spread during the process of milking, either by machine or by hand, and by flies. The symptoms include inflammation of the ...

Matsumoto

(Encyclopedia)Matsumoto mätso͝omōˈtō [key], city (1990 pop. 200,715), Nagano prefecture, central Honshu, Japan. It is a market for silkworms and raw silk. Industries include computer components, food processin...

Tlalnepantla de Baz

(Encyclopedia)Tlalnepantla de Baz tlälnāpänˈtlä ᵺā bäs [key], city (1990 pop. 702,270), Mexico state, S central Mexico, on the Tlalnepantla River. It is a communications and industrial center that owes its...

Wuhu

(Encyclopedia)Wuhu wo͞o-ho͞o [key], city (1994 est. pop. 457,900), E central Anhui prov., China. It is a deepwater port on the Chang River, linked by rail with Nanjing and Shanghai. It is a commercial center, a m...

Zunyi

(Encyclopedia)Zunyi or Tsunyi both: dzo͞onˈyēˈ [key], town (1994 est. pop. 295,200), N Guizhou prov., SW China. It is on the main highway to Sichuan and is the commercial and agricultural distribution center of...