irregular source of air pollution
81Silverthrone Caldera — Infobox Mountain Name=Silverthrone Caldera Photo= Silverthrone Caldera.jpg Caption= Satellite image of the Silverthrone Caldera. Elevation= Unit m|3160|0 Location= British Columbia, Canada Range= Pacific Ranges Prominence = Unit m|975|0… …
82gasoline engine — Most widely used form of internal combustion engine, found in most automobiles and many other vehicles. Gasoline engines vary significantly in size, weight per unit of power generated, and arrangement of components. The principal type is the… …
83Lake-effect snow — Lake Effect redirects here. For the American literary journal, see Lake Effect (journal). Lake effect precipitation coming off Lake Erie and into Western New York, as seen by NEXRAD radar, October 12–13, 2006 …
84George W. Bush — This article is about the 43rd U.S. president. For his father, the 41st U.S. president, see George H. W. Bush. For other persons of the same name, see George Bush. George W. Bush …
85Geography of Illinois — Illinois is in the north central U.S. and borders on Lake Michigan. Surrounding states are Wisconsin to the north, Iowa and Missouri to the west, Kentucky to the south, and Indiana to the east. Illinois also borders Michigan, but only via a water …
86Malta — <p></p> <p></p> Introduction ::Malta <p></p> Background: <p></p> Great Britain formally acquired possession of Malta in 1814. The island staunchly supported the UK through both world wars and… …
87Salt Lake City, Utah — Infobox Settlement official name = City of Salt Lake City settlement type = City nickname = Crossroads of the West, Salt Lake, SLC imagesize = image caption = Downtown Salt Lake City in April 2008 image mapsize = 250px map caption = Location of… …
88Graphite — For other uses, see Graphite (disambiguation). Graphite Graphite specimen General Category Native element mineral …
89Pregnancy — For pregnancy in non human animals, see Pregnancy (mammals). Pregnancy Classification and external resources A pregnant woman at the end of the second trimester. ICD 10 …
90Color photography — Color film redirects here. For the motion picture equivalent, see Color motion picture film. A circa 1850 Hillotype photograph of a colored engraving. Long believed to be a complete fraud, recent testing found that Levi Hill s process did… …
