Hard water has an abundance of minerals and due to the processes that humidifiers use to vaporize water, all of those ...
Humidifiers use one of four evaporation types: steam, evaporation, ultrasonic and impelling. Most modern humidifiers have cool and warm mist settings, each with hard water caveats. Cool mist: Cool ...
Do not buy a humidifier unless you are willing to clean it regularly, often daily. Microorganisms that readily grow in water -- including legionnella, which causes Legionnaires disease-- can be spewed ...