difficult+of+fusion
111Ancient Macedonians — The expansion of ancient Macedon up to the death of King Philip II (r. 359–336 BC). The Macedonians (Greek: Μακεδόνες, Makedónes) originated from inhabitants of the northeastern part of the Greek peninsula, in the alluvial plain around the rivers …
112Nuclear reactor physics — See also: Critical mass Nuclear reactor physics is the branch of science that deals with the study and application of chain reaction to induce controlled rate of fission for energy in reactors. Most nuclear reactors use a chain reaction to induce …
113metalwork — metalworker, n. /met l werrk /, n. objects made of metal. [1840 50; METAL + WORK] * * * Useful and decorative objects fashioned of various metals. The oldest technique is hammering. After с 2500 BC, casting was also used, molten metal being… …
114South Africa — Republic of, a country in S Africa; member of the Commonwealth of Nations until 1961. 42,327,458; 472,000 sq. mi. (1,222,480 sq. km). Capitals: Pretoria and Cape Town. Formerly, Union of South Africa. * * * South Africa Introduction South Africa… …
115endocrine system, human — ▪ anatomy Introduction group of ductless glands (gland) that regulate body processes by secreting chemical substances called hormones (hormone). Hormones act on nearby tissues or are carried in the bloodstream to act on specific target organs… …
116MUSIC — This article is arranged according to the following outline: introduction written sources of direct and circumstantial evidence the material relics and iconography notated sources oral tradition archives and important collections of jewish music… …
117Molecular nanotechnology — Part of a series of articles on Molecular Nanotechnology …
118Qur'an — The Qur’an [pronounced qurˈʔaːn ( scripture ). The latter two terms also denote units of revelation. Other related words are: , transliterated as: ArabDIN|bismi llāhi ar raḥmāni ar raḥīmi .] an Arabic phrase meaning ( In the name of God, Most… …
119Gender role — During World War II, women performed roles some of which would otherwise have been considered male jobs …
120Supersonic transport — The Concorde supersonic transport had an ogival delta wing, a slender fuselage and four underslung Rolls Royce/Snecma Olympus 593 engines. A supersonic transport (SST) is a civilian supersonic aircraft designed to transport passengers at speeds… …
