เครื่องฟอกอากาศในบ้าน ยี่ห้อไหนดี - AN OVERVIEW

HEPA means “substantial-effectiveness particulate air.” The filter technologies is the results of an industrial need to have that grew to become critical inside the Atomic Age: significant volumes of quite clean up air, vital to the creation of microprocessors along with other delicate instruments.According to the Environmental Defense Company,