two views : air purifiers for home, work and car

Because of allergies
There are a variety of air purification systems on the market, promising to clean the air at home, in the office and even in the car.
Some systems work by filtering out impurities such as dust and dirt;
Others release ions that attract pollutants like magnets.
A super home car costs $500, a car costs about $140, and a smaller plug.
The family unit is $40.
Is the purification system worth a try? Dr.
Robert Zilin, assistant clinical professor of pediatrics, Faculty of Medicine, San Diego, University of California;
Vista allergy specialist
\"I don\'t recommend these systems as the first one.
Treatment for cost reasons.
But I do recommend them when the usual environmental controls ---
Like diligent dust removal and dust absorption-don\'t work. HEPA (high-
Air particle efficiency
The filter is the best;
They remove 99% of the pollutants.
I don\'t feel positive about ions.
Type systems, because they may stimulate the nasal path, you will not get such a significant reduction in Particles Compared to other types of systems. \"Dr.
Howard Schanker, assistant professor of clinical medicine at the University of California, Los Angeles;
Allergy experts and immunologists at the Los Angeles Allergy Research Foundation.
\"There are different views on how these systems work, but I do think they have some value.
They have no cure. all, though.
But it\'s better to consult a doctor before you invest to see if you\'re really allergic (
Indoor pollutants).
It is clear that these systems have a function and the HEPA filter is considered to be more effective.
But that doesn\'t mean other types don\'t work either.