3 Important Things to Know about Louisville Needle Point ionization What is Louisville needlepoint bi-polar ionization? Louisville Needle Point ionization is a commercially accessible technology that creates ions capable of trapping gaseous and fine particle pollutants in the air, including VOCs and smells. A tube with two electrodes generates negative and positive ions, which combine with oxygen and water vapor in the air to form free radicals. Free radicals can destroy bacteria and deodorize the air. Numerous local, state, and…