biochemical gas

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• Biochemical engineering — is a branch of chemical engineering or biological engineering that mainly deals with the design and construction of unit processes that involve biological organisms or molecules. Biochemical engineering is often taught as a supplementary option… …   Wikipedia

• Biochemical oxygen demand — or Biological Oxygen Demand (BOD) is a chemical procedure for determining how fast biological organisms use up oxygen in a body of water. It is used in water quality management and assessment, ecology and environmental science. BOD is not an… …   Wikipedia

• Hydrox (breathing gas) — Hydrox, a gas mixture of hydrogen and oxygen is used as a breathing gas in very deep diving. It allows divers to descend several hundred metres.cite journal |last=Fife |first=W. P. |title=The use of Non Explosive mixtures of hydrogen and oxygen… …   Wikipedia

• Discontinuous gas exchange — Contents 1 Phases 1.1 Closed phase 1.2 Flutter phase 1.3 Ope …   Wikipedia

• ExoMars Trace Gas Orbiter — with Europe’s entry, descent and landing demonstration vehicle Operator ESA and NASA Mission type Orbiter/carrier Satellite of …   Wikipedia

• Nobel Prizes — ▪ 2009 Introduction Prize for Peace       The 2008 Nobel Prize for Peace was awarded to Martti Ahtisaari, former president (1994–2000) of Finland, for his work over more than 30 years in settling international disputes, many involving ethnic,… …   Universalium

• chemistry — /kem euh stree/, n., pl. chemistries. 1. the science that deals with the composition and properties of substances and various elementary forms of matter. Cf. element (def. 2). 2. chemical properties, reactions, phenomena, etc.: the chemistry of… …   Universalium

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• Hypothetical types of biochemistry — are forms of biochemistry speculated to be scientifically viable but not proven to exist at this time. While the kinds of living beings we know on earth commonly use carbon for basic structural and metabolic functions, water as a solvent and DNA… …   Wikipedia

• Alternative biochemistry — is the speculative biochemistry of alien life forms that differ radically from those on Earth. It includes biochemistries that use elements other than carbon to construct primary cellular structures and/or use solvents besides water. Theories… …   Wikipedia

• Dimethyltryptamine — Systematic (IUPAC) name 2 (1H indol 3 yl) N …   Wikipedia