An aromatherapy diffuser is a device that disperses essential oils into the air. There are a few different types of diffusers, but they all work to spread the aromatic compounds from plant essential oils into a room. The most common types are ultrasonic, evaporative, and nebulizing diffusers. https://timessquarereporter.com/business/aromatherapy-diffuser--a-natural-way-to-relax--refresh-and-revitalize-your-home