Diffusion: Incredibly Wonderful particles measuring underneath 0.1 micron get bounced all-around randomly and therefore are slowed by their interactions with atmospheric atoms and molecules. They sooner or later drift or get bounced into a filter fiber, whereupon (all over again) they adhere within a method known as diffusion. ตัวเครื่องอาจค่อนข้างใหญ่ไปสำหรับผู้ใช้บางท่าน ช่วยฆ่าเชื้... waiting for link from Social Network Posts (3)