Diffusion: Really Wonderful particles measuring underneath 0.one micron get bounced around randomly and so are slowed by their interactions with atmospheric atoms and molecules. They inevitably drift or get bounced right into a filter fiber, whereupon (all over again) they adhere in a approach referred to as diffusion. ตัวเครื่องอาจค่อนข้างใหญ่ไปสำหรับผู้ใช้บางท่าน CADR Successfully Submitted (Awaiting Approval)