oxidizer transfer
71Apollo 15, Outward journey — Launching at 9:34:00 am EST on July 26, 1971, Apollo 15 would take four days to reach the Moon. After spending two hours in orbit around the Earth, the S IVB third stage of the Saturn V was reignited to send them to the Moon.During the retrieval… …
72Potassium nitrite — Potassium nitrite, with chemical formula potassiumnitrogenoxygen2, is a material which contains Potassium and Nitrogen.Potassiun Nitrite is not to be confused with potassium nitrate.As a food additive, potassium nitrite is used as a preservative… …
73Potassium manganate — Chembox new Name = Potassium manganate IUPACName = Potassium manganate(VI) Section1 = Chembox Identifiers CASNo = 10294 64 1 Section2 = Chembox Properties Formula = K2MnO4 MolarMass = 197.13 g/mol Appearance = dark green crystals Density = 2.78… …
74Fire piston — A fire piston, sometimes called a fire syringe, is a device of ancient origin which is used to kindle fire. It uses the principle of the heating of a gas (in this case air) by its rapid (adiabatic) compression to ignite a piece of tinder, which… …
75Lithotroph — A lithotroph is an organism that uses an inorganic substrate (usually of mineral origin) to obtain reducing equivalents for use in biosynthesis (e.g., carbon dioxide fixation) or energy conservation via aerobic or anaerobic respiration.[1] Known… …
76SSME energy and power relationships — The Space Shuttle main engines are rockets that use liquid hydrogen and oxygen propellants. The ejection of propellants represents a “flow” of momentum; as a consequence of the law of conservation of momentum an equal and opposite force and… …
77Inertial Upper Stage — The Inertial Upper Stage or IUS is a two stage solid fueled booster rocket developed by NASA and the U.S. Air Force for the launching of large payloads from either a Titan III (later Titan IV) rocket or from the payload bay of the Space… …
78Space Shuttle orbiter — The Discovery orbiter approaches the ISS on STS 121 Operator NASA Mission type Orbiter …
79Battery (electricity) — For other uses, see Battery (disambiguation). Various cells and batteries (top left to bottom right): two AA, one D, one handheld ham radio battery, two 9 volt (PP3), two AAA, one C, one …
80aluminum processing — Introduction preparation of the ore for use in various products. Aluminum, or aluminium (Al), is a silvery white metal with a melting point of 660° C (1,220° F) and a density of 2.7 grams per cubic centimetre. The most abundant… …
