Benefits of negative ions supposedly include
• freshen and purify the air
• help lift mood
• alleviate depression including winter depression(SAD)
• eliminate most tiny particles suspended in the air (indoors)
- HIGH VOLTAGES present in both devices is high enough to induce a bad case of temporary Tourettes. ie twitching/profanity.
- Be aware of the hazards when working with loose CARBON FIBRE filaments if using this option for high voltage grid instead of pins.