ʻO ka liner o loko o ka pahu wai oxygen wai i hana ʻia me 16MnDR a ʻo ka liner waho o ka wai oxygen storage tank i hana ʻia ʻo Q245R a i ʻole Q345R. ʻO ka wai hoʻopaʻa wai oxygen e koho i ka "hui pū, ʻōnaehana palekana" me ka hoʻohana ʻana i ʻelua mau pūʻulu palekana e hana pū, i ka manawa calibration o ka pahu palekana hiki ke pani ʻia ma kekahi ʻaoʻao, e hōʻoia i ka palekana o ka wai i ka hana. waihona waihona oxygen.