PLASMA is often called the ' Fourth State of Matter', the other three being solid, liquid and gas. When enough atoms are irnized to significantly affect the electrical characteristrics of the gas, it is PLASMA . IONFRESHER applies PLASMA techniques ... - Update: 2003-06-20

*Combination of Ionic Air Cleaner and Ultrasonic Attack Wave Pestrepeller. *Ionfresher generates negative ions will wipe pollutants out of your living environment. *Pro-Pestrepeller is effective in controlling pests by emitting high intensity frequ... - Update: 2007-04-04