4 ms·

I got rid of all of my ultrasonic humidifiers for this reason. Ultrasonic throws up all sorts of PM2.5 particles which are bad to breathe in. Boiling your water

by wincy 4y ago

I got rid of all of my ultrasonic humidifiers for this reason. Ultrasonic throws up all sorts of PM2.5 particles which are bad to breathe in. Boiling your water has no such potentially dangerous drawbacks.

germinalphrase 4y ago
Venta humidifiers are a good alternative as well.