Diffusion: Extremely great particles measuring underneath 0.one micron get bounced all around randomly and so are slowed by their interactions with atmospheric atoms and molecules. They inevitably drift or get bounced into a filter fiber, whereupon (once more) they adhere inside a procedure termed diffusion. ตัวเครื่องอาจค่อนข้างใหญ่ไปสำหรับผู้ใช้บางท่าน In line with AHAM https://www.mannature.com/products/detail/airpurifier