Ibintu nyamukuru bigize ikirere ni azote na ogisijeni, ukoresheje ubushyuhe bw’ibidukikije, azote na ogisijeni mu kirere mu mikorere ya adsolption ya zeolite ya molekile (ZMS) biratandukanye (ogisijeni irashobora gutambuka na adsorption ya azote), igakora inzira ikwiye, kandi igakora azote. no gutandukanya ogisijeni kugirango ubone ogisijeni.