∞ generated and posted on 2016.01.15 ∞
Large "pressure cooker" that employs high-pressure steam to destroy microorganisms including endospores.
High-pressure steam is a kind of moist heat, to be contrasted with the dry heat employed in an oven. Other kinds of moist heat-mediated disinfection, if not necessarily sterilization, include various forms of Pasteurization as well as boiling.