... 25*52cmtimer(Min)120/∞ozone concentration15mg/L—20mg/Ltype of coolingforced air cooling2 Ozone Typical ApplicationOzone gas has ... disinfection for the kitchen, dining hall, kitchenware, refrigerator, dish shelf, nursery ground, store room, tableware, bedding, and the cleaning ... : fast restore the oxygen, increase indoor oxygen concentration of oxygen, promote human body cell activation, improve blood ...