Q:

Do air purifiers work?

A:

Quick Answer

Testing and scientific studies have found that some air purifiers are not effective at all, while others are actually harmful to users, according to HowStuffWorks. Other studies have found that air purifiers that contain filters are the most effective way to clean the air in the home.

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Full Answer

Two studies conducted by Consumer Reports in 2002 and 2003 found that ionizing air purifiers are ineffective in reducing airborne particles. The Environmental Protection Agency conducted a study regarding the safety and effectiveness of ozone generators and found that they are also ineffective in removing airborne particles. Additionally, the agency found that ozone generators react with other chemicals in the air to create dangerous by-products.

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