How the PersonalAirPurifier work?  Airborne particles are either negatively or positively charged and the Personal Air Purifier emitting millions of negatively charged oxygen ions every second acts on the similar principles of a magnet in which opposite attracts and same repels. If the airborne particles in your space are positively charged the negatively charged oxygen ions from your Personal Air Purifier will be attracted to and stick to them making them heavy and fall to the ....