natural petrol
111Glossary of environmental science — This is a glossary of environmental science.Environmental science is the study of interactions among physical, chemical, and biological components of the environment. Environmental science provides an integrated, quantitative, and… …
112petroleum refining — Introduction conversion of crude oil into useful products. History Distillation of kerosene and naphtha The refining of crude petroleum owes its origin to the successful drilling of the first oil well in Titusville, Pa., in 1859. Prior to… …
113Hydrogen economy — The hydrogen economy is a proposed system of delivering energy using hydrogen. The term hydrogen economy was coined by John Bockris during a talk he gave in 1970 at General Motors (GM) Technical Center.[1] Hydrogen advocates promote hydrogen as… …
114Gävle goat — The Gävle Goat (known in Swedish as the Julbocken i Gävle or Gävlebocken) is a giant version of a traditional Swedish Yule Goat figure made of straw that is located at Slottstorget in central Gävle. It is erected each year by a local association… …
115India — /in dee euh/, n. 1. Hindi, Bharat. a republic in S Asia: a union comprising 25 states and 7 union territories; formerly a British colony; gained independence Aug. 15, 1947; became a republic within the Commonwealth of Nations Jan. 26, 1950.… …
116Venezuela — Venezuelan, adj., n. /ven euh zway leuh, zwee /; Sp. /be ne swe lah/, n. a republic in N South America. 22,396,407; 352,143 sq. mi. (912,050 sq. km). Cap.: Caracas. * * * Venezuela Introduction Venezuela Background: Venezuela was one of the three …
117Disasters — ▪ 2009 Introduction Aviation January 23, Poland. A Spanish built CASA transport plane carrying members of the Polish air force home from a conference on flight safety in Warsaw crashes near the town of Miroslawiec; all 20 aboard are killed …
118Engine — This article is about a machine to convert energy into useful mechanical motion. For other uses of engine, see Engine (disambiguation). For other uses of motor, see Motor (disambiguation). A V6 internal combustion engine from a Mercedes car An… …
119Bolivian gas conflict — The Bolivian gas conflict was a social confrontation in Bolivia centering on the exploitation of the country s vast natural gas reserves. The expression can be extended to refer to the general conflict in Bolivia over the exploitation of gas… …
120Coal gas — Towngas redirects here. For the company in Hong Kong trading as Towngas , see The Hong Kong and China Gas Company Limited. See also: Coal gasification and Coal seam gas Coal gas (also town gas and illumination gas) is a flammable gaseous… …
