Not known Details About เครื่องฟอกอากาศในห้องนอน ราคา
Diffusion: Extremely great particles measuring underneath 0.one micron get bounced around randomly and they are slowed by their interactions with atmospheric atoms and molecules. They eventually drift or get bounced right into a filter fiber, whereupon (once more) they stick in a system termed diffusion.บ้านเครื่องฟอกอ