Fresh air dehumidifiers are installed indoors. Ventilation and dehumidification are good news. As we all know, the human body has high requirements for the humidity in the indoor living environment. T...
Chronic pharyngitis is usually caused by rhinitis, and damp indoors is more likely to cause it. You observe whether there is usually nasal mucus or feces, blowing cold and flowing nasal mucus, or whet...
