Oxygen enrichment device for use in homes, remote locations developed by CMERI
An oxygen enrichment device that can be used in homes, high altitude terrain, remote locations and also prove more effective for treating COVID-19 patients has been developed by the Central Mechanical Research Institute in West Bengal's Durgapur, the CSIR said on Thursday. Oxygen enrichment unit works on the principle of Pressure Swing Adsorption (PSA) and utilises zeolite columns to selectively remove nitrogen from air under certain pressure, thereby increasing the oxygen concentration.
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