Diffusion: Incredibly Good particles measuring under 0.one micron get bounced all over randomly and they are slowed by their interactions with atmospheric atoms and molecules. They ultimately drift or get bounced into a filter fiber, whereupon (another time) they adhere in a method called diffusion. มีการรับประกันและบรการหลังการขายที่เชื่อมั่น In combination with a waiting for link from Social Network Posts (6)