The world health organization reports that over 4 million people die each year from indoor air pollution. Due to the lack of a ventilation indoor air becomes polluted easily. One remedy to this problem is an air purification system which is a device that purifies the air of particulates or gases.
Mainly filter based, an air purifier circulates the air in a room and captures the particles and gases in the filters. There are many filters that are used in air purification systems for the removal of specific contaminants.