A Autoclave ndi chipangizo chomwe chimagwiritsa ntchito nthunzi kuti lichepetse zida ndi zinthu zina. Izi zikutanthauza kuti mabakiteriya onse, ma virus, mafanga, ndi spores awonongedwa. Audilations imagwira ntchito polola kuti nthunzi ilowe ndi kukhalabe ndi zovuta kwambiri kwa mphindi 15. Chifukwa kutentha kwamvula kumagwiritsidwa ntchito, zinthu zotentha-zopangira (monga mapulasitiki ena) sizingadulidwe chosawilitsidwa kapena zisungunuka.