combustion instability
51Soyuz (rocket family) — Soyuz A Soyuz U on the launch pad, ahead of the Soyuz 19 (ASTP) launch on 1975 07 15 Function Carrier rocket Manufacturer OKB 1 TsSKB Progress Country of o …
52Inertial confinement fusion — (ICF) is a process where nuclear fusion reactions are initiated by heating and compressing a fuel target, typically in the form of a pellet that most often contains a mixture of deuterium and tritium.To compress and heat the fuel, energy is… …
53Economic history of Britain — This is a history of the economy of the United Kingdom and of the countries that joined to form it in 1707 and 1801.Early historyIn Britain s earliest history agriculture was overwhelmingly dominant. The most important export was cassiterite,… …
54Reaction–diffusion system — Reaction–diffusion systems are mathematical models which explain how the concentration of one or more substances distributed in space changes under the influence of two processes: local chemical reactions in which the substances are transformed… …
55Economic history of the United Kingdom — The economic history of the United Kingdom deals with the history of the economy of the United Kingdom from the creation of the Kingdom of Great Britain on May 1st, 1707,[1] with the political union of the Kingdom of England and the Kingdom of… …
56Acetylene — HCCH redirects here. For other uses, see HCCH (disambiguation). Acetylene …
57M16 rifle — Rifle, 5.56 mm, M16 From top to bottom: M16A1, M16A2, M4A1, M16A4 Type Assault rifle Place  …
58Turbofan — [ CFM56 3 turbofan, lower half, side view.] A turbofan is a type of jet engine, similar to a turbojet. It essentially consists of a ducted fan with a smaller diameter turbojet engine mounted behind it that powers the fan. Part of the airstream… …
59Spaceplane — A Space Shuttle rocketing into space, just after booster separation. A spaceplane is a vehicle that operates as an aircraft in Earth s atmosphere, as well as a spacecraft when it is in space. It combines features of an aircraft and a spacecraft,… …
60History of steam road vehicles — describes the development of vehicles powered by a steam engine for use on land; whether for conventional road use, such as the steam car and steam waggon, or for agricultural or heavy haulage work, such as the traction engine.The first… …
