An autoclave ndi chipangizo chomwe chimagwiritsa ntchito nthunzi kuti chisamalire zida ndi zinthu zina.Izi zikutanthauza kuti mabakiteriya onse, ma virus, bowa, ndi spores amawonongedwa. Ma Autoclaves amagwira ntchito polola nthunzi kulowa ndikusunga kuthamanga kwambiri kwa mphindi 15.Chifukwa kutentha kwachinyezi kumagwiritsidwa ntchito, zinthu zotengera kutentha (monga mapulasitiki) sizingatsekeredwe kapena zimasungunuka.