'A vaporizer puts out steam; this device has the same effect on the air by producing a cool mist'
a humidifier
AIR: A vaporizer puts out steam; this device has the same effect on the air by producing a cool mist
A vaporizer puts out steam; this device has the same effect on the air by producing a cool mist
A vaporizer puts out steam; this device has the same effect on the air by producing a cool mist
AIR
a humidifier
AIR