How we determine if a portable air cleaner is effective
... EFFECTIVENESS OF A PORTABLE AIR CLEANER Prof. Richard J. Shaughnessy HYPOTHESIS A portable air cleaner is effective if it cleans the air to the extent that is does not affect a person with asthma or allergic to the common particle allergens, such as, pollen, pet dander, dust, and mold. Particulate in the air affects a patient with respiratory allergic diseases.
The use of ventilation so as to dilute the air contaminants is the major method of improving indoor air quality. The exhausted air is filled with gaseous pollutants and particulate matter such as pollen, smoke, particles generated from combustion, animal dander, dust, and particles associated with tiny organism, like, bacteria, mold...