Air ions are something that people can not see and feel. However, they exist surrounding human life. Imbalanceinhalation of air ions can affect central neNOUS system, and physically it will affect human activities and create socialdisorder behavior. Some investigations have proved the relation above and devices for anticipating ionization have beeninnovated and available on the market .. Furthermore, it has been found that individual resistance against ionization isdifferent between genders. Therefore it is important to study character and to anticipate effects of ions and ionization, inorder to build more comfortable environment.Kata kunci : CNS, Positif air ions, negatif air ion. Ganesha Tri Chandrasa; LSDE-BPPT, Kawasan PUSPIPTEK Serpong,
