Please enable javascript to use dictionary! Howto enable javascript?
oxygen▼(molecular oxygen)noun[UK: ˈɒk.sɪ.dʒən] [US: ˈɑːk.sə.dʒən]
oxygen mask▼(mask through with oxygen may be breathed)noun
nitrox▼(mixture of nitrogen and oxygen used as a breathing gas)noun
↑