three-quarter hose
51Antarctica — /ant ahrk ti keuh, ahr ti /, n. the continent surrounding the South Pole: almost entirely covered by an ice sheet. ab. 5,000,000 sq. mi. (12,950,000 sq. km). Also called Antarctic Continent. * * * Antarctica Introduction Antarctica Background:… …
52Thorold, Ontario — Infobox Settlement official name = City of Thorold nickname = motto = imagesize = image caption = image blank emblem = image shield = shield size = mapsize = map caption = Location of Thorold in the Niagara Region subdivision type = Country… …
53Chemical weapons in World War I — A poison gas attack using gas cylinders in World War I. The use of chemical weapons in World War I ranged from disabling chemicals, such as tear gas and the severe mustard gas, to lethal agents like phosgene and chlorine. This chemical warfare… …
54Denver International Airport — This article is about the current airport opened since 1995. For the airport previously serving Denver, Colorado, see Stapleton International Airport. Denver International Airport …
55May 2006 in sports — See also: 2006 in sports < May 2006 > S M T W T F S …
56Psychedelic rock — Infobox Music genre name =Psychedelic rock color =white bgcolor =crimson stylistic origins =Garage rock, folk rock, blues, and occasionally rāga cultural origins =Mid 1960s, Britain and United States instruments =Electric guitar (usually with… …
57Sheffield — For other uses, see Sheffield (disambiguation). City of Sheffield   City Metropolitan borough   Top left …
58Timeline of Russian inventions and technology records — The Hall of Space Technology in the Tsiolkovsky State Museum of the History of Cosmonautics, Kaluga, Russia. The exhibition includes the models and replicas of the following Russian inventions: the first satellite, Sputnik 1 (a ball under the… …
59Mercury-Redstone 4 — Mission insignia Mission statistics Mission name Mercury Redstone 4 Spacecraft name Liberty Bell 7 Spacecraft mass 1,286 …
60Rebreather — A fully closed circuit electronic rebreather (Ambient Pressure Diving Inspiration) Acronym CCUBA (Closed Circuit Underwater Breathing Apparatus); CCR (Closed circuit rebreather), SCR (Semi closed rebreather) Uses Breathing set …
