Professor Yang added acicular out that in the Chinese ancestors calm air pollutants, in Nitrogen Gas Generator to the accepted PM2.5 and formaldehyde, there are still a ample bulk of baby as PM0.001 and bags of bacilli and viruses, calmly induced respiratory diseases and affliction Virus cantankerous infection. Professor Yang explained that the alleged PM0.001 refers to the atom admeasurement as baby as 0.001 microns, abate than the PM2.5 ultra-fine particles, will be inhaled anon into the animal bronchial, alveolar and blood, causing allergic rhinitis, asthma, Cardiovascular ache and added diseases, including affliction virus, SARS virus, H1N1 virus, baby hand, bottom and aperture disease, etc., is added adverse than the PM2.5 bloom killer. Mentioned the antecedent of PM0.001, Professor Yang acicular out that calm PM0.001 a avant-garde ambit of sources, including mites and pets agitated by allergens, some bacilli and viruses, affable process, secondhand smoke and so on. "Some of the bigger air purifiers can clarify to PM0.3, but abandoned some of the bigger medical cast cleaners on the bazaar today can be absolutely filtered to PM0.001."

On the added hand, in the acquirement of air purifier, we will acquisition that altered cast articles accept altered bulk range, priced from beneath than a thousand yuan to actor or more, how should choose? In acknowledgment to this problem, Professor Yang fatigued that for the air purifier, a penny goods, cher articles will by itself accept its reasons. "Thousands of dollars beneath the bargain chump articles advance that consumers do not choose, because bound to the bulk of Nitrogen Generation System, such articles decumbent to abundant aegis loopholes in the acquirement of air purifier, in accession to the basal ablution action should be Try to breach down formaldehyde, sterilization, clarify PM0.001, and no blast absolution of able medical cast products.