CBSE BOARD X, asked by jaiswaltrilaki, 6 hours ago

कच्ची तलपट तैयार करने की कितनी पद्धति है? कोने-कोने सी?​

Answers

Answered by AteebAhmad12
6

An oxygen concentrator is a device that concentrates the oxygen from a gas supply by selectively removing nitrogen to supply an oxygen-enriched gas stream. Two methods in common use are pressure swing adsorption and membrane gas separation.

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