Evaporative humidifiers work by utilizing a lover to blow air over a soaked wick, pad, or filter. The drinking water in the wick evaporates to the air, expanding its humidity. This kind of humidifier is self-regulating, as the rate of evaporation decreases since the humidity degree during the air raises. https://humiditycontrol76420.mdkblog.com/44127517/humidity-control-for-dummies