The following videos caught my attention: (if will not work, search jessica sojo negative ion and related videos)

http://www.youtube.com/watch?v=_mBJtHgph9s
http://www.youtube.com/watch?v=SD9Vp...eature=related
http://www.youtube.com/watch?v=yBKHE...eature=related

More facts: just read the last paragraph, but if you must, read the whole thing!
http://ion_effects.tripod.com/

Kinda yucky but Amazing!