atmospheric oxygen


atmospheric oxygen
атмосферный кислород

English-Russian dictionary of technical terms. 2014.

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  • Oxygen — This article is about the chemical element and its most stable form, O2 or dioxygen. For other forms of this element, see Allotropes of oxygen. For other uses, see Oxygen (disambiguation). nitrogen ← oxygen → fluorine ↑ O ↓ …   Wikipedia

  • Oxygen cycle — The oxygen cycle. The Oxygen cycle is the biogeochemical cycle that describes the movement of oxygen within its three main reservoirs: the atmosphere (air), the total content of biological matter within the biosphere (the global sum of all… …   Wikipedia

  • Oxygen Catastrophe — The Oxygen Catastrophe was a massive environmental change believed to have happened during the Siderian period at the beginning of the Paleoproterozoic era of the Precambrian, about 2.4 billion years ago. It is also called the Oxygen Crisis,… …   Wikipedia

  • oxygen cycle — Ecol. the process by which oxygen released into the atmosphere by photosynthetic organisms is taken up by aerobic organisms while the carbon dioxide released as a by product of repiration is taken up for photosynthesis. [1930 35] * * * ▪ ecology… …   Universalium

  • oxygen —    A colorless, odorless, tasteless, non explosive gas, it is the most abundant element on earth, constituting about half of the surface material. It makes up about 9/10 of water, two thirds of the human body, and 1/5 (by volume) of air. Normal… …   Glossary of Art Terms

  • oxygen cycle — noun : the cycle whereby atmospheric oxygen is converted to carbon dioxide in animal respiration and regenerated by green plants in photosynthesis * * * Ecol. the process by which oxygen released into the atmosphere by photosynthetic organisms is …   Useful english dictionary

  • oxygen cycle — noun Date: 1935 the cycle whereby atmospheric oxygen is converted to carbon dioxide in animal respiration and regenerated by green plants in photosynthesis …   New Collegiate Dictionary

  • Oxygen toxicity — Classification and external resources In 1942–43 the UK Government carried out extensive testing for oxygen toxicity in divers. The chamber is pressurised with air to 3.7  …   Wikipedia

  • Oxygen plant — Oxygen absorption plants is the modern non cryogenic gas separation system. Plants based on absorption and sometimes membrane technology. Contents 1 Application 2 Adsorption technology 2.1 Adsorption principle …   Wikipedia

  • Atmospheric reentry — refers to the movement of human made or natural objects as they enter the atmosphere of a planet from outer space, in the case of Earth from an altitude above the edge of space. This article primarily addresses the process of controlled reentry… …   Wikipedia

  • Oxygen-18 — Full table General Name, symbol Oxygen 18,18O or Ω Neutrons 10 Protons 8 …   Wikipedia

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