liofilizator
liofilizator
equipment used to preserve a perishable material; works by freezing the material and then reducing the surrounding pressure to allow the frozen water in the material to sublimate directly from the solid phase to the gas phase. [oprema, ki se uporablja za ohranjanje pokvarljivega materiala; deluje tako, da zamrzne material in nato zmanjša okoliški tlak, da lahko zamrznjena voda v materialu sublimira neposredno iz trdne faze v plinsko fazo.]