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