Negative ionizers, often known as ion generators or air ionizers, are devices designed to improve air quality by releasing negatively charged ions in to the environment. These ions adhere to airborne particles including dust, pollen, smoke, and bacteria, causing them to clump together and drop totally out of the air. https://hectorukbr04714.celticwiki.com/1795347/the_benefits_and_considerations_of_negative_ionizers