Air Purifier Technologies: Activated Carbon Air Filter

If you are not an owner of water purification system or an aquarium, you might be surprised how come an activated carbon is used as an air purifier filter. The use of carbon filters for water purification is considered as the oldest method of water purification. It is used by people for centuries to filter impurities from drinking water. In the industry of aquarium, activated carbon is currently one of the most effective adsorbents used and... Read More

Air Purifier Technologies: HEPA Filter

HEPA (High Efficiency Particulate Air) filter material was first invented in the 1940’s and used during World War II by the United States Government. It is used in the Manhattan Project to stop the radioactive particles from escaping out of the scientific and military laboratories. HEPA filters are composed of microfibers that are between 0.5 and 2.0 microns (one-millionth of a metre) in diameter and randomly arranged to form flat sheets. Microfibers... Read More