gas-expansion drive
91Vietnam — /vee et nahm , nam , vyet , vee it /, n. 1. Official name, Socialist Republic of Vietnam. a country in SE Asia, comprising the former states of Annam, Tonkin, and Cochin China: formerly part of French Indochina; divided into North Vietnam and… …
92Rocket — This article is about vehicles powered by rocket engines. For other uses, see Rocket (disambiguation). A Soyuz U, at Baikonur Site 1/5 A rocket is a missile, spacecraft, aircraft or other vehicle which obtains thrust from a rocket engi …
93Turboprop — A turboprop engine is a type of aircraft powerplant that uses a gas turbine engine to drive a propeller. The gas turbine is designed specifically for this application, with almost all of its output being used to drive the propeller. The engine s… …
94Dust collector — Two rooftop dust collectors in Pristina, Kosovo A dust collector is a system used to enhance the quality of air released from industrial and commercial processes by collecting dust and other impurities from air or gas. Designed to handle heavy… …
95United Kingdom — a kingdom in NW Europe, consisting of Great Britain and Northern Ireland: formerly comprising Great Britain and Ireland 1801 1922. 58,610,182; 94,242 sq. mi. (244,100 sq. km). Cap.: London. Abbr.: U.K. Official name, United Kingdom of Great… …
96automotive industry — Introduction all those companies and activities involved in the manufacture of motor vehicles, including most components, such as engines and bodies, but excluding tires, batteries, and fuel. The industry s principal products are passenger… …
97climate change — Introduction periodic modification of Earth s climate brought about as a result of changes in the atmosphere as well as interactions between the atmosphere and various other geologic, chemical, biological, and geographic factors within the Earth …
98List of Historic Mechanical Engineering Landmarks — The following is a list of Historic Mechanical Engineering Landmarks as designated by the American Society of Mechanical Engineers since it began the program in 1971. The designation is granted to existing artifacts or systems representing a… …
99Burbank, California — This article is about the city in Los Angeles County, California. For the community in Santa Clara County, California, see Burbank, Santa Clara County, California. City of Burbank   City   …
100Extraction of petroleum — Pumpjack on an oil well in Texas The extraction of petroleum is the process by which usable petroleum is extracted and removed from the earth. Contents 1 …
