... can control the spoilage bacteria, but not with fatty acid, does not affect the quality ... set, periodic work automatically.SafetyNon-toxic no residue, no secondary pollutionChlorine dioxide in the air quite ... safety into ordinary inorganic substances.Completed360 degree no dead disinfectionGreenway pure molecular chlorine dioxide disinfection ... disinfection standards. CIO2 Air Sterilizer, with PCT no.