loose standards
71Poland — /poh leuhnd/, n. a republic in E central Europe, on the Baltic Sea. 38,700,291; ab. 121,000 sq. mi. (313,400 sq. km). Cap.: Warsaw. Polish, Polska. * * * Poland Introduction Poland Background: Poland is an ancient nation that was conceived around …
72Union of Soviet Socialist Republics — a former federal union of 15 constituent republics, in E Europe and W and N Asia, comprising the larger part of the former Russian Empire: dissolved in December 1991. 8,650,069 sq. mi. (22,402,200 sq. km). Cap.: Moscow. Also called Russia, Soviet …
73Rock-climbing equipment — Rock climbing History Styles Technique Equipment and protection Grades (difficulty of climb) Terminology Belaying Abseiling …
74Chinese economic reform — History of the People s Republic of China     1949–1976, The Mao Era         …
75Mikveh — Mikva redirects here. For the U.S. Representative and federal judge, see Abner J. Mikva. Part of a series on …
76Afro-textured hair — Prominent Ghanaian economist and author George Ayittey with natural afro textured hair. Natural or Afro textured hair is a term used to refer to the typical texture of African hair that has not been altered by hot combs, flat irons, or chemicals… …
77Building insulation materials — A selection of insulation materials can aid in building insulation. All of these are based on standard principles of thermal insulation. Materials used to reduce heat transfer by conduction, radiation or convection are employed in varying… …
78Maidstone — For other uses, see Maidstone (disambiguation). Coordinates: 51°16′19″N 0°31′44″E / 51.272°N 0.529°E / 51.272; 0.529 …
79AC power plugs and sockets — See also: Industrial and multiphase power plugs and sockets Plugs and sockets may sometimes combine male and female contacts, but t …
80Bolted joint — Bolted joints are one of the most common elements in construction and machine design. They consist of cap screws or studs that capture and join other parts, and are secured with the mating of screw threads.There are two main types of bolted joint …
