oxy-hydrogen generators - anyone use these?

[Mr03SC/T]

I saw this site:

http://savefuel.ca/oxy-hydrogen/

has anyone used any of these products and if so do they work? What are side effects?

any problems?

'cause i am thinking about getting one.

thanks!

[Matt95GT]

http://www.gaownersclub.com/forum/showthread.php?t=87214