มีประจุลบดักจับมลภาวะทางอากาศต่าง ๆ Typically, Air purifier companies will point out the CADR for contaminants like tobacco smoke, dust or pollen. By way of example, a pollen CADR of a hundred twenty five ensures that the air purifier can take away pollen and provide a hundred twenty five cubic feet of clean https://www.mannature.com/products/detail/airpurifier