... 1. Operating PrincipleThe mist fan was designed with the advanced principle of double atomization. The water drips are jetted under ... dyeing, plastics, injection molding, casting, heat treatment, casting glass, mist plating, electronics, chemical and metallurgical, leather toys, home appliances, ... zoos, golf courses by adding liquid disinfectant into water. 20" Split Style Water-proof Water Spray Fan