Mutsara 1: Heliair ichagara iine okisijeni inodarika 21 % uye ichava hypoxic nokuda kwezvinosanganiswa zvine helium isingasviki 20 % (oxygen isingasviki 17%) Mutsara 2: Heliair ichava neasingasviki 21% okisijeni uye ichava hypoxic (asingasviki 17% okisijeni) nokuda kwemisanganiswa neanopfuura 20% helium. Mubvunzo: Mutsara wokutanga nomutsara wechipiri unoreva chinhu chimwe chete here? Hungu kana kuti Aiwa?
Kwete