the gas pressure reduction ratio
21Exhaust gas — A diesel powered truck emits a large amount of exhaust gas while starting its engine. Exhaust gas or flue gas is emitted as a result of the combustion of fuels such as natural gas, gasoline/petrol, diesel fuel, fuel oil or coal. According to the… …
22Climate change in the United States — There is an international interest in issues surrounding global warming in the United States due to the U.S. position in world affairs and the U.S. s high level of greenhouse gas emissions per capita. Contents 1 Greenhouse gas emissions by the… …
23Congo, Democratic Republic of the — <p></p> <p></p> Introduction ::Congo, Democratic Republic of the <p></p> Background: <p></p> Established as a Belgian colony in 1908, the then Republic of the Congo gained its independence in 1960,… …
24Climate change policy of the George W. Bush administration — This article is about the climate change policy of the United States under the George W. Bush administration. Contents 1 Kyoto Protocol 2 Influence of industry groups 3 Political pressure on scientists …
25Nonpoint source water pollution regulations in the United States — Nonpoint source (NPS) water pollution regulations are environmental regulations that restrict or limit water pollution from diffuse or nonpoint effluent sources such as polluted runoff from agricultural areas in a river catchments or wind borne… …
26History of the Royal Navy — Naval Service of the British Armed Forces …
27Economic history of the Russian Federation — Contents 1 Historical background 2 Transition to Market Economy 2.1 Monetary and fiscal policies 2.2 Inflation …
28Racism in the United States — Part of a series of articles on Racial segregation Segregation in the US Black Codes Jim Cro …
29History of economic thought — The history of economic thought deals with different thinkers and theories in the field of political economy and economics from the ancient world to the present day. British philosopher Adam Smith is cited by many as the father of modern… …
30Decompression sickness — Caisson disease [decompression sickness] Classification and external resources Two United States Navy sailors prepare for training inside a decompression chamber …
