เครื่องกรองอากาศ ขนาดเล็ก Secrets
HEPA stands for “high-effectiveness particulate air.” The filter engineering is the results of an industrial want that turned essential within the Atomic Age: superior volumes of really clean air, very important for that creation of microprocessors and also other delicate devices.ฝุ่นละออง, เชื้อรา, ละออ�