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wall-attachment effect

(Encyclopedia)wall-attachment effect: see Coanda effect. ...

china clay

(Encyclopedia)china clay, one of the purest of the clays, composed chiefly of the mineral kaolinite usually formed when granite is changed by hydrothermal metamorphism. Usage of the terms china clay and kaolin is n...

China grass

(Encyclopedia)China grass: see nettle.

China Incident

(Encyclopedia)China Incident: see Sino-Japanese War, Second. ...

china marks

(Encyclopedia)china marks, potter's trademark or signature, incised in the plastic clay before firing or printed before glazing on the bottom of the piece to identify it as his product. The practice was adopted by ...

Cochin China

(Encyclopedia)Cochin China kōˈchĭn, kŏˈ– [key], Fr. Cochinchine, historic region (c.26,500 sq mi/68,600 sq km) of Vietnam, SE Asia. The capital and chief city was Saigon (now Ho Chi Minh City). Cochin China ...

bone china

(Encyclopedia)bone china, variety of porcelain developed by English potters in the last half of the 18th and early 19th cent. The clay is tempered with phosphate of lime or bone ash. This innovation greatly increas...

Yumen

(Encyclopedia)Yumen yü-mŭn [key], city, NW Gansu prov., China. It was long one of China's leading petroleum centers, with oil fields and refineries, but output has steadily declined since the 1960s. Yumen, on the...

Sui

(Encyclopedia)Sui swā [key], dynasty of China that ruled from 581 to 618. This short-lived dynasty reunified China in 589 after 400 years of division and laid the foundation for further consolidation under the T'a...

Ordos

(Encyclopedia)Ordos ôrˈdōs [key], Mandarin Erdesi, sandy desert plateau region, c.35,000 sq mi (90,650 sq km), Inner Mongolian Autonomous Region, N China; almost encircled by the great northern bend of the Huang...