drilling efficiency
91Paris Hilton Responds to McCain Ad — Responds to John McCain Ad is a video directed by Adam McKay and posted on funnyordie.com, making fun of a television commercial by candidate John McCain during the 2008 U.S. presidential election campaign, in which entrepreneur, actress and… …
92hand tool — any tool or implement designed for manual operation. * * * Introduction any of the implements used by craftsmen in manual operations, such as chopping, chiseling, sawing, filing, or forging. Complementary tools, often needed as auxiliaries to… …
93Autonomous building — An autonomous building is a building designed to be operated independently from infrastructural support services such as the electric power grid, municipal water systems, sewage treatment systems, storm drains, communication services, and in some …
94Energy crisis — An energy crisis is any great bottleneck (or price rise) in the supply of energy resources to an economy. It usually refers to the shortage of oil and additionally to electricity or other natural resources. An energy crisis may be referred to as… …
95Energy policy of Australia — The Energy policy of Australia is subject to regulation and fiscal influence by all three levels of Government, however State and Federal energy policy deals with primary industries, such as coal. Australia is a major exporter and user of coal,… …
96Greenhouse gas emissions by the United States — Atmospheric Carbon Dioxide versus Time …
97bridge — bridge1 bridgeable, adj. bridgeless, adj. bridgelike, adj. /brij/, n., v., bridged, bridging, adj. n. 1. a structure spanning and providing passage over a river, chasm, road, or the like. 2. a connecting, transitional, or intermediate route or… …
98machine — machineless, adj. /meuh sheen /, n., v., machined, machining. n. 1. an apparatus consisting of interrelated parts with separate functions, used in the performance of some kind of work: a sewing machine. 2. a mechanical apparatus or contrivance;… …
99Petroleum in Nigeria — The extraction and drilling of petroleum in Nigeria is the largest industry and main generator of GDP in the West African nation which is also the continent s most populous. Since the British discovered oil in the Niger Delta in the late 1950s,… …
100Enhanced geothermal systems — (EGS)Enhanced Geothermal Systems (EGS) enhance and/or create geothermal systems through hydraulic stimulation. When natural cracks and pores will not allow for economic flow rates, the permeability can be enhanced or stimulated by pumping cold… …
