Ion-free water for human consumption?

[Alan Barclay]

In article <53m7vd$18pg at news.doit.wisc.edu>,
Dima Klenchin <klenchin at facstaff.wisc.edu> wrote:
>In article <53m3hv$alu at data.csw.net>,
>   cbenson at CSWNET.COM (H.C. Benson) wrote:
>
>->My interest is in deuterium oxide which contaminates all terrestrial
>->water supplies at a ratio ranging from 1:5000 to 1:7000.  It is a puzzle 
>->to me why so little research has been done on the deleterious effects of 
>->exposure to these concentrations over the human lifespan.
>->H. C. Benson			cbenson at cswnet.com
>
>So, what's wrong with heavy water and why would it be deleterious?

didn't the bat mobile use it as fuel?