Evaporative humidifiers operate by making use of a fan to blow air above a damp wick, pad, or filter. The h2o within the wick evaporates to the air, expanding its humidity. This type of humidifier is self-regulating, as the rate of evaporation decreases since the humidity level while in the https://kylergraip.activablog.com/37242230/humidity-control-for-dummies