bn:03223079n
Noun Concept
Categories: Industrial gases, Breathing gases, Articles with permanently dead external links, All articles that may contain original research, long volume value
EN
breathing gas  Antena neox  breathing air  Breathing gas analysis  Breathing gas quality
EN
A breathing gas is a mixture of gaseous chemical elements and compounds used for respiration. Wikipedia
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EN
A breathing gas is a mixture of gaseous chemical elements and compounds used for respiration. Wikipedia
A mixture of gases used for respiration in breathing equipment, typically in scuba diving. Wiktionary