a not uncommon occurrence
61South Asian arts — Literary, performing, and visual arts of India, Pakistan, Bangladesh, and Sri Lanka. Myths of the popular gods, Vishnu and Shiva, in the Puranas (ancient tales) and the Mahabharata and Ramayana epics, supply material for representational and… …
62Major professional sports leagues in the United States and Canada — Major Leagues redirects here. For other meanings of Major League or Major Leagues see Major League (disambiguation). The major professional sports leagues, or simply major leagues, in the United States and Canada are the highest professional… …
63GAMBLING — was known to the ancient world. Games of chance were an appreciated pastime, often turning into addiction, among the Greeks – Herodotus relates that the Lydians supposedly invented some games (History 1:94); among the Romans, who are known to… …
64Enriched Air Nitrox — Nitrox refers to any gas mixture composed (excluding trace gases) of nitrogen and oxygen; this includes normal air which is approximately 78% nitrogen and 21% oxygen, with around 1% inert gases, primarily argon.cite book |title=Bennett and… …
65Nitrous oxide — N2O redirects here. For other uses, see N2O (disambiguation). Laughing gas redirects here. For other uses, see Laughing gas (disambiguation). Not to be confused with nitric oxide (formula NO) or nitrogen dioxide (formula NO2). For other uses, see …
66Graves' disease — Classification and external resources Photo showing the classic finding of proptosis and lid retraction in Graves disease ICD 10 …
67Keratoconus — Classification and external resources The conical cornea that is characteristic of keratoconus ICD 10 H …
68Collegiate wrestling — See also: Scholastic wrestling and Wrestling Collegiate Wrestling Collegiate wrestling, like freestyle wrestling, had its origins in catch as catch can wrestling but by the 20th century became distinctly American. Also known as …
69metamorphic rock — Any of a class of rocks that result from the alteration of preexisting rocks in response to changing geological conditions, including variations in temperature, pressure, and mechanical stress. The preexisting rocks may be igneous, sedimentary,… …
70radiation measurement — ▪ technology Introduction technique for detecting the intensity and characteristics of ionizing radiation, such as alpha, beta, and gamma rays or neutrons, for the purpose of measurement. The term ionizing radiation refers to those… …
