... Playground, Airport, Bus Stop,Large Plaza Gathering Space, Hotels, Animal Farm.2. DedustingFarm, Mine Field and so on.3. ... Shopping center, Exhibition, Cinema, Flowers and trees breeding place, Animal husbandry place, Mushrooms Room, etc.7. Special use methodAdd ... in water, can disinfect for botanical garden, greenhouses, animal farms, zoo, golf cours. 20" hand-push industrial centrifugal humidifier