Note that the word ultrasonic applies to some humidifiers as well, but oil diffusers are not humidifiers—even though diffuser manufacturers sometimes advertise them as such. If you were to run ...

Diffusers utilize a nebulizer or fan to spray the oil directly into the air, or they can create a cool mist, similar to a ...

The Levoit Cool Mist Top Fill Essential Oil Diffuser is a humidifier and diffuser combo, and it scored high for effectiveness and value. We love that it didn’t take up too much space ...

Essential oil diffusers, on the other hand ... Dehumidifier vs air purifier: What’s the difference? — Air purifiers vs humidifiers: What's the difference? That is not to say all essential ...