what does "RO water" mean?

[Max Blast]

Thanks Zandor. I've been lurking here for a while and have developed a developed a great respect and admiration for your giving and helpful nature.

Hope you are feeling better these days.

Max Blast

Max Blast Reviewed by Max Blast on 07-21-2005. what does "RO water" mean? Being "slang challenged" I do not know what the "RO" in the phrase "RO water" means. thanks for the help, Max Blast Rating: 5