... Due to the effect of free radicals to the germs in the ozone gas, the protein would be dissociated and denaturatied ... the one of the four environmental science in 21st century by the experts both in domestic and international.It has the function ... anticorrosion and freshness to the food. disinfection for the kitchen, dining hall, kitchenware, refrigerator, dish shelf, nursery ground, store room, ...